Trump’s Naval Coalition to Secure Strait of Hormuz Falters Amid NATO Rejections

President Donald Trump’s push to assemble an international naval coalition to reopen the Strait of Hormuz faltered this week as most NATO and key Asian allies publicly declined to send warships, deepening strains over the Iran war and sending oil prices above $100 a barrel.axios +1 Trump warned that refusal to participate would be “very bad for the future of NATO,” even as European governments insisted the conflict was “not NATO’s war.”cnbc +1
The U.S. had asked “about seven” countries that rely heavily on Middle East oil to contribute vessels to a U.S.-led mission to escort tankers, clear mines and deter Iranian missiles and drones that have effectively shut commercial traffic through the narrow waterway since late February.aljazeera +1 Roughly one-fifth of global seaborne oil and liquefied natural gas normally passes through the strait, making it one of the world’s most critical energy chokepoints.euronews
What Trump’s Coalition Was Meant to Do — and Why It Stalled
The proposed flotilla was conceived as a burden‑sharing effort: allied destroyers, frigates and mine‑hunters would join U.S. and Israeli forces to shepherd tankers in and out of the Gulf, while specialized units worked to locate and neutralize Iranian mines and fend off shore‑based missiles and drones.axios +1 Similar in ambition to the 2019 International Maritime Security Construct, it was meant to provide both extra firepower and political cover for keeping energy flows open.thefederal
But European officials balked at deploying into what they described as an active war zone created by U.S.-Israeli strikes on Iran’s territory, absent a NATO or U.N. mandate.timesofisrael +1 Germany flatly rejected participation, with a government spokesman saying, “This war has nothing to do with NATO. It’s not NATO’s war.”timesofisrael Italy warned that sending ships “would be interpreted as joining the conflict,” while Spain, Japan and Australia also ruled out or shelved deployments, citing escalation and legal concerns.cnbc +1 EU foreign policy chief Kaja Kallas summed up the mood in Brussels: there was “no appetite” to extend existing EU naval missions into Hormuz while large‑scale fighting continued.apnews
Alliance Friction and Gulf Security Risks
The refusals underscored widening rifts between Washington and European capitals, already frayed over Trump’s earlier Greenland dispute and trade spats.msn Several leaders complained they had not been consulted before the February 28 U.S.-Israeli strikes on Iran, and argued they were now being asked to underwrite a campaign they neither designed nor approved.centcom Trump, for his part, accused allies of free‑riding and declared the U.S. “doesn’t need anybody; we’re the strongest nation in the world,” signaling he could use the episode to challenge NATO’s value.aljazeera +1
On the ground, Iran’s missile, drone and mining campaign against shipping and regional infrastructure has sharply curtailed tanker traffic, forcing the International Energy Agency and member states to coordinate an emergency release of nearly 412 million barrels from strategic reserves to stabilize markets.aljazeera +1 Gulf hosts of U.S. bases, including Saudi Arabia and the UAE, have balanced quiet security coordination with public calls for de‑escalation, wary of being seen as co‑belligerents in a widening war.axios +1
The Bigger Picture
The collapse of Trump’s Hormuz coalition bid revealed both the depth of allied unease with his Iran strategy and the limits of U.S. leverage when partners judge the risks too high. While the U.S. Navy can operate alone, securing a mined, missile‑threatened chokepoint without broad backing exposes Washington to higher military, economic and political costs — and signals that in this conflict, many of its traditional allies are no longer willing to automatically follow its lead. axios +1
Sources
axios
Most NATO members reject U.S.-led Hormuz Strait coalition, Trump says
Most NATO members have informed the U.S. that they don't want to get involved in the Strait of Hormuz coalition the Trump administration is...
aljazeera
Trump seeks naval coalition to open Strait of Hormuz: Is anyone joining?
United States President Donald Trump has called for a naval coalition to deploy warships to secure the Strait of Hormuz, through which...
cnbc
Trump signals coalition to force open Strait of Hormuz is not ready yet: 'Some are less than enthusiastic'
President Donald Trump said Monday that some U.S. allies are not willing to join a coalition to protect tankers in the Strait of Hormuz.
timesofisrael
Trump slams allies’ low ‘enthusiasm’ for his proposed coalition to open Hormuz
US President Donald Trump on Monday accused allies of showing low “enthusiasm” for the coalition he proposed to help secure the Strait of...
sundayguardianlive
US-Israel-Iran War: Check Which Countries Have Rejected Donald Trump's 'Strait of Hormuz Coalition Plan' Amid War | Full List
Trump's Strait of Hormuz coalition plan faces rejection from key European nations amid rising oil prices and Iran conflict.
euronews
Trump says he is assembling coalition to police Strait of Hormuz
Trump says attacks on Iran could last several more weeks despite soaring energy costs. The US president says he is assembling a coalition to...
thefederal
If US has the strongest Navy, why can’t it secure Strait of Hormuz alone?
US President wants a global naval force to secure Strait of Hormuz after tanker attacks, but geography, insurance risks and global politics...
apnews
Trump says that he's asked 'about 7' countries to join coalition to police Iran's Strait of Hormuz
CAIRO (AP) — President Donald Trump said Sunday that he has demanded about seven countries send warships to keep the Strait of Hormuz open,...
koreatimes
Why Korea finds it harder to resist Trump's Hormuz coalition pressure
South Korea may be more vulnerable than most U.S. allies to joining a proposed coalition to police the Strait of Hormuz, with U.S. security...
msn
Trump’s Hormuz coalition faces major setback
Trump's Hormuz coalition faces major setback. US President Donald Trump's push for a multinational naval coalition to secure the Strait of...
centcom
International Maritime Security Construct Holds Change of Command
The International Maritime Security Construct (IMSC) held a change of command ceremony onboard Naval Support Activity Bahrain, Feb. 20.,
aspistrategist
The Strait of Hormuz: what Iran sees as its trump card
In the wake of the US strikes on Iran, focus has shifted to how Tehran will respond. Its options range from direct attacks on US bases to...
navy
International Maritime Security Construct Holds Change of Command
MANAMA, Bahrain - The International Maritime Security Construct (IMSC) headquarters held a change of command ceremony at the U.S. Navy base...
usar
Joint Planners establish International Maritime Security Construct Headquarters
Col. John Conklin was given three days' notice before deploying to Bahrain to lead a team to establish an international maritime security headquarters.
warontherocks
Building Maritime Security Coalitions — Lessons Learned from the Strait of Hormuz
We feel it is important to record some policy lessons that leaders might consider should they want to build future maritime coalitions.
fdd
International Maritime Security Construct issues warning as Houthis threaten commercial shipping
The International Maritime Security Construct issued a warning for vessels traveling thru the vital Bab al Mandeb Strait and the Red Sea...
centcom
International Maritime Security Construct Main Planning Conference concludes aboard HMS Cardigan Bay
ARABIAN GULF - Representatives from member states of the International Maritime Security Construct (IMSC), along with representatives from 25 additional...
navy
Romania Joins Major International Maritime Security Coalition in Middle East
MANAMA, Bahrain - U.S. Naval Forces Central Command (NAVCENT) announced March 26 that Romania has joined a multinational maritime coalition...
army
Joint Planners establish International Maritime Security Construct Headquarters
Led by U.S. Army Reserve Col. John Conklin, a team of Soldiers, Sailors, Marines, Airmen and civilians of the Joint Enabling Capabilities...
navy
Saudi Arabia Expands Maritime Partnership with International Coalition
MANAMA, Bahrain - Saudi Arabia's western naval fleet began operating for the first time with the International Maritime Security Construct...
ft
Donald Trump warns Nato faces ‘very bad future’ if allies fail to help US in Iran
Donald Trump has warned that Nato faces a “very bad” future if US allies fail to assist in opening up the Strait of Hormuz, sending a blunt...
i24news
Trump Urges NATO Allies To Join Effort To Reopen Strait Of Hormuz
Trump warns NATO has 'a very bad' future if allies fail to assist US in opening up Strait of Hormuz.
voennoedelo
Sweden Refuses NATO Mission to Escort Ships in Hormuz
Sweden's Prime Minister Ulf Kristersson says Stockholm will not join a NATO mission to escort ships in the Strait of Hormuz, citing limited...
nytimes
Israel Attacks Beirut and Tehran as Fighting in Middle East Accelerates
The Israeli military said it had begun a “broad-scale” attack in Iran's capital, hours after hitting Hezbollah strongholds in Lebanon.
bbc
US discussing options to acquire Greenland including using military, White House says
It came as European allies rallied behind Denmark, which is pushing back against Trump's ambitions for the Arctic island.
pakistantoday
Trump urges global allies to help reopen Strait of Hormuz, warns of NATO consequences
Trump calls on global allies to help reopen the Strait of Hormuz, warning of NATO consequences if they fail to act.
pbs
Fact-checking Trump's Greenland-focused Davos speech
Trump made several false or misleading statements about NATO, Greenland's history with Denmark and the U.S. housing market.
reuters
NATO warns Russia to stop 'escalatory' actions after Estonian airspace violation
NATO warned Russia on Tuesday that it would use "all necessary military and non-military tools" to defend itself as it condemned Moscow for...
atlanticcouncil
Experts react: The United States just bombed Iran’s nuclear sites. Here’s what to expect next.
A “spectacular military success.” That's how Donald Trump, in an address from the White House, described the US military operation early on...
npr
UAE Agrees To Join U.S.-Led Maritime Coalition To Protect Gulf Shipping
The United Arab Emirates said Thursday that it would join a US-led maritime coalition aimed at protecting international shipping in and near the Strait of...
iranintl
UAE Says It Withdrew From US-Led Maritime Coalition
The United Arab Emirates said Wednesday that it withdrew from a US-led Middle East maritime security coalition two months ago after evaluating its security...
aljazeera
US-led coalition launches operation to protect Gulf waters
Naval coalition aims to ward off perceived Iran threat to the world's oil supply following string of attacks on tankers.
thedefensepost
New US-led coalition launches Operation Sentinel to protect Persian Gulf shipping
A new US-led naval coalition on Thursday, November 7 officially launched operations from its Bahrain headquarters to protect shipping in the troubled waters of...
timesofisrael
Saudi Arabia joins US-led maritime coalition after attack on its oil production
Kingdom is 5th country to be part of mission to secure vessels in Strait of Hormuz following series of attacks blamed on Iran.
bakerinstitute
Five Reasons Why the Abraham Accords Are Ceding Ground to Arab-Iranian De-escalation
Five key factors make the Biden administration's attempts to expand the Abraham Accords in the Middle East likely to fail,...
politico
Trump’s coalition of one
President Donald Trump believes that other countries take advantage of U.S. resources and generosity. | Dan Kitwood/Getty Images.
middleeastmonitor
Newspaper says Japan won’t join US-led maritime coalition in Gulf
Japan will not join the United States in a security mission to protect merchant vessels passing through key Middle Eastern waterways.
nytimes
U.K. Joins U.S.-Led Effort to Protect Ships in Strait of Hormuz (Published 2019)
Britain on Monday joined an American-led mission to protect ships traveling through the Strait of Hormuz from Iranian threats.
cnn
Trump lashes out at European allies that rejected his calls to help in Iran
President Donald Trump's brief and aggressive attempt to corral an international coalition to police the Strait of Hormuz concluded in...
gcaptain
Trump Declares U.S. ‘Doesn’t Need Anyone’ After Allies Balk at Hormuz Mission
President Donald Trump said Tuesday that NATO allies have refused to support U.S. military operations against Iran, publicly acknowledging...
thecradle
Trump fumes as NATO allies reject pleas for help to reopen Strait of Hormuz
Washington's allies say the US-Israeli war on Iran was launched without their consultation and therefore is 'not NATO's war'
politico
Germany to Trump: We won’t help you reopen the Strait of Hormuz
BERLIN — Germany's government rejected U.S. President Donald Trump's demand that NATO allies help secure the Strait of Hormuz,...
republicworld
US Doesn’t ‘Need Or Desire’ The NATO: Trump Furious Over NATO Members' Refusal To Join Iran War, Hints At Possible Alliance Crack
US President Donald Trump slams NATO allies for refusing to back the military operation against Iran and help secure the Strait of Hormuz,...
cnn
US allies balk at Trump’s appeal to help secure Strait of Hormuz
Two months after Donald Trump disparaged NATO allies for what he cast as their lackluster efforts in Afghanistan, the US president has...
indianexpress
US assets are under Iran attack, but here’s why NATO doesn’t have to answer Trump’s call
Donald Trump urged NATO allies to help secure the Strait of Hormuz amid the US-Israel war with Iran. Here's why the alliance has not...
pbs
What to know about how NATO works as Trump threatens to take over Greenland
BRUSSELS (AP) — President Donald Trump's repeated threats to seize control of Greenland are straining relations with U.S. allies in NATO and...
politico
Trump demands ‘about 7' countries join coalition to police Iran’s Strait of Hormuz
CAIRO — President Donald Trump said Sunday that he has “demanded” that about seven countries heavily reliant on Middle East oil join a...
djournal
Trump says that he's asked 'about 7' countries to join coalition to police Iran's Strait of Hormuz
President Donald Trump says he has “demanded” that about seven countries heavily reliant on Middle East oil join a coalition to police the...
oleantimesherald
Trump says that he's asked 'about 7' countries to join coalition to police Iran's Strait of Hormuz
CAIRO — President Donald Trump said Sunday that he has demanded about seven countries send warships to keep the Strait of Hormuz open,...
timesofisrael
Lauding Israeli help, Trump intensifies pressure on China, others to help secure Hormuz Strait
US President Donald Trump said Sunday that he has demanded about seven countries send warships to keep the Strait of Hormuz open,...
msn
Trump says that he's asked 'about 7' countries to join coalition to police Iran's Strait of Hormuz
President Donald Trump says he has “demanded” that about seven countries heavily reliant on Middle East oil join a coalition to police the...
jpost
Japan, Australia reject Donald Trump Hormuz escort request
"I'm demanding that these countries come in and protect their own territory because it is their territory," Trump told reporters aboard Air...
washingtonexaminer
Trump says he asked ‘about seven’ countries to help defend Strait of Hormuz
Trump declined to name the countries he talked to, but said there were some "positive" responses to his coalition effort.
asahi
Trump says that he’s asked ‘about 7’ countries to join coalition to police Iran’s Strait of Hormuz
President Donald Trump said Sunday that he has demanded about seven countries send warships to keep the Strait of Hormuz open,...
reuters
US allies rebuff Trump's request for support in Strait of Hormuz
BERLIN/BRUSSELS/LONDON, March 16 (Reuters) - Several U.S. allies said on Monday they had no immediate plans to send ships to unblock the...
aljazeera
European leaders reject military involvement in Strait of Hormuz
Pushback comes as US President Donald Trump says NATO allies should help secure key waterway amid soaring oil prices.
nbcnews
'Not our war': U.S. allies balk at Trump's Strait of Hormuz demands
President Donald Trump has spent much of his time in office berating and threatening his NATO allies.
meyka
^GSPC Today: March 17 — Kaja Kallas Rejects Hormuz Patrols, Oil Risk
Kaja Kallas set the tone in Brussels as EU ministers declined to widen the EU Aspides mission to the Strait of Hormuz. For German investors...
independent
Which countries are rejecting Trump’s call to send ships to Strait of Hormuz - and why?
Trump says his administration has contacted seven countries to help secure waterway.
gcaptain
Key NATO Member Germany Rejects Military Role in Strait of Hormuz Security Mission
Germany has ruled out participating in any military effort to secure shipping through the Strait of Hormuz, marking one of the clearest...
nytimes
Europe Rejects Trump’s Demands for Warships to Reopen the Strait of Hormuz
While some European countries said they were discussing ways to help reopen the Strait of Hormuz, several rejected President Trump's calls...
united24media
Germany Rejects Trump Demand to Send NATO Ships to Strait of Hormuz
Germany has firmly rejected US demands to deploy NATO naval forces to secure the Strait of Hormuz, DW reported on March 16.
dw
Iran war: Germany firmly against military role in conflict
German Chancellor Friedrich Merz said NATO is a defensive alliance, not one for military intervention. US President Trump has been...
aljazeera
Trump says Hormuz Strait help ‘on the way’ as allies reject military action
US president refuses to identify which countries he says are responding to call for naval coalition to open trade route.
npr
Trump demands NATO and China police the Strait of Hormuz. So far they aren't joining
With the Iran war entering a third week, Israel said it plans for at least three more weeks of war, while President Trump demanded other...
cbsnews
Trump administration has vowed to escort oil tankers through Strait of Hormuz. How would that work?
With oil markets paralyzed by the U.S.-Iran war, the Trump administration says it could escort ships through the Strait of Hormuz — a...
atlanticcouncil
Twenty questions (and expert answers) about the Iran war
As US-Israeli forces strike Iran and Iran retaliates across the Middle East, Atlantic Council experts bring clarity to the fast-moving...
san
US allies reject Trump’s request for help in Strait of Hormuz
As crude oil prices remain elevated, President Donald Trump is asking other countries to help reopen the Strait of Hormuz.
ici
Why allies aren’t leaping to Trump’s aid in Strait of Hormuz
U.S. president asking countries 'to get involved quickly and with great enthusiasm' to end Iran's blockade.
wionews
After France, UK denies Trump’s call to join Hormuz naval coalition
British Prime Minister Keir Starmer has declined President Trump's request to deploy Royal Navy warships to the Strait of Hormuz,...
arabcenterdc
The US-Israel War on Iran: Analyses and Perspectives
The United States has joined Israel in an all-out war on the Islamic Republic of Iran. On February 28, 2026, a US armada of two aircraft carrier strike...
washingtonpost
European leaders rebuff Trump’s call to open the Strait of Hormuz
Trump has expressed frustration over a lack of military assistance from allies, but European leaders are reluctant to join a conflict he...
france24
'Coalition of the unwilling': Allies refuse to clean up Trump's Strait of Hormuz mess - Press Review
PRESS REVIEW – Tuesday, March 17: Donald Trump has called on US allies to help the US secure the Strait of Hormuz as the energy crisis...
nytimes
Trump Hits Out at Allies After Cool Response to Requests for Warships
Australia, Germany and Japan said they weren't planning to participate in efforts to reopen the Strait of Hormuz. President Trump said his...
theguardian
Trump news at a glance: call for allied protection of strait of Hormuz in doubt as allies appear sceptical
US president's call for coalition to protect commercial ships gets muted response – key US politics stories from 15 March at a glance.
fortune
After Greenland crisis, Trump suggests NATO owes him help on Iran war for U.S. support of Ukraine
If there's no response or if it's a negative response I think it will be very bad for the future of NATO."
cfr
Israel Targets Iranian Leaders
Welcome to the Daily News Brief, CFR's flagship morning newsletter summarizing the top global news and analysis of the day.
nytimes
In Iraq, the U.S. Tried to Bring Allies on Board. Not in Iran.
This time, President Trump went to war without preparing the public, seeking U.N. approval or even consulting allies. But they will have to...
cbc
Why allies aren't leaping to Trump's aid in Strait of Hormuz
U.S. President Donald Trump is struggling to persuade other countries to help protect commercial shipping through the Strait of Hormuz — a...
cnn
Strait of Hormuz: Trump needs a coalition. Here’s how to build one
The first two weeks of the Iran crisis have demonstrated military dominance by the US and Israel, with asymmetrical responses from Iran.
cnbc
'We will remember': Trump warns countries to help secure Strait of Hormuz as shipping stalls
U.S. President Donald Trump said Sunday that other countries should help the U.S. secure the Strait of Hormuz, arguing the key shipping...
pbs
Trump side-stepped diplomacy on road to war in Iran. He's now asking China and others for help
With the Iran war's economic consequences unfurling rapidly, President Trump is cajoling allies and other global powers to help mop up the...
english
Trump's Hormuz Coalition Falls Apart: Why US Allies Are Saying No to a War They Didn't Start
Election Commission removes West Bengal Chief Secretary, DGP and top police officials ahead of 2026 Assembly elections.
reuters
US allies rebuff Trump's request for support in Strait of Hormuz * Summary * Companies * Germany, EU, and UK cautious on military involvement * China seeks de-escalation, EU considers naval mission changes BERLIN/BRUSSELS/LONDON, March 16 (Reuters) - Several U.S. allies said on Monday they had no immediate plans to send ships to unblock the Strait of Hormuz, rebuffing a request by President Donald Trump for military support to keep the vital waterway open. Trump called on nations to help ...
nytimes
Trump Hits Out at Allies After Cool Response to Requests for Warships You have a preview view of this article while we are checking your access. When we have confirmed access, the full article content will load. President Trump on Monday disparaged American allies who have responded coolly to, or outright rebuffed, his call to send warships to escort merchant vessels in and out of the Persian Gulf, complaining that the United States had been defending other countries for decades. “You mean ...
politico
Germany to Trump: We won’t help you reopen the Strait of Hormuz – POLITICO Germany to Trump: We won’t help you reopen the Strait of Hormuz Berlin says Iran is “not NATO’s war.” March 16, 2026 12:32 pm CET By Nette Nöstlinger BERLIN — Germany's government rejected U.S. President Donald Trump's demand that NATO allies help secure the Strait of Hormuz, declaring that the alliance had no place in the war. "This war has nothing to do with NATO. It's not NATO’s war," Stefan Kor...
aljazeera
European leaders reject military involvement in Strait of Hormuz | US-Israel war on Iran News European leaders have rejected demands by United States President Donald Trump to help ensure freedom of navigation in the Strait of Hormuz. Joining a European Union gathering in Brussels on Monday to discuss skyrocketing oil prices during the US-Israeli war on Iran, German Foreign Minister Johann Wadephul said Berlin had no intention of joining military operations during the conflict. Recommende...
cnn
US allies balk at Trump’s appeal to help secure Strait of Hormuz Two months after Donald Trump disparaged NATO allies for what he cast as their lackluster efforts in Afghanistan, the US president has warned that the alliance faces a “very bad” future if those same allies fail to support the United States in securing the Strait of Hormuz, which Iran effectively closed after it was attacked by the US and Israel. “It’s only appropriate that people who are the beneficiaries of the strait...
ft
Subscribe to read > Donald Trump warns Nato faces ‘very bad future’ if allies fail to help US in Iran Subscribe to unlock this article Join FT Edit Only CA$6.49 per month Access to eight surprising articles a day, hand-picked by FT editors. For seamless reading, access content via the FT Edit page on FT.com and receive the FT Edit newsletter. Explore more offers. Trial CA$1 for 4 weeks Then CA$99 per month. Complete digital access to quality FT journalism on any device. Cancel o...
axios
Trump struggles to build coalition to reopen Strait of Hormuz amid Iran war U.S. allies are resisting the Trump administration's pressure to join an international coalition to reopen the critical Strait of Hormuz. * While the U.K. has circulated a plan among potential coalition members, responses from several other countries have ranged from skepticism to "hell no," according to sources familiar with the diplomatic talks. Why it matters: The strait closure has become the main crisis in the w...
washingtonpost
European leaders rebuff Trump’s call to open Strait of Hormuz Democracy Dies in Darkness Trump has expressed frustration over a lack of military assistance from allies, but European leaders are reluctant to join a conflict he started without consulting them. Updated March 17, 2026 at 2:04 p.m. EDTtoday at 2:04 p.m. EDT BRUSSELS — European leaders are pushing back against President Donald Trump’s call to deploy ships during wartime to reopenthe Strait of Hormuz, a vital choke point fo...
npr
NATO allies, China have not yet agreed to police Hormuz : NPR Trump demands NATO and China police the Strait of Hormuz. So far they aren't joining A shirt is seen hanging Sunday amid the rubble in the Beryanak District in Tehran, Iran, after it was damaged by missile attacks two days before. Altaf Qadri/AP hide caption toggle caption Altaf Qadri/AP With the Iran war entering a third week, Israel said it plans for at least three more weeks of war, while President Trump demanded other countr...