Defense Secretary Pete Hegseth spent months pressuring European governments to support President Donald Trump’s escalating confrontation with Iran. Now, as Washington searches desperately for help protecting one of the world’s most dangerous shipping routes, those same allies appear reluctant to answer his call.

The bullying, critics say, has finally come back to haunt him.

According to Politico, Hegseth is attempting to assemble an international naval coalition to patrol the Strait of Hormuz, the narrow waterway through which a significant share of the world’s oil shipments pass.

The proposal is intended to protect commercial shipping and stabilize a region shaken by months of conflict. But Hegseth has encountered deep skepticism from governments that say the Trump administration ignored them when it launched military operations—and now expects them to help manage the consequences.

“Hegseth is urging the U.K. and France to help lead the naval coalition,” Politico reported. Yet four British officials and one U.S. official described resistance across Europe, even with assistance from U.K. Defense Minister Wes Streeting.

The mistrust dates back to February, when Trump ordered strikes against Iran without meaningful consultation with Congress or America’s traditional allies, according to officials cited in the report.

“There was no consultation with Congress, no consultation with allies, just boom,” Sen. Chris Coons of Delaware told Politico.

That decision may now carry a steep diplomatic cost.

Military coalitions depend on more than ships, aircraft and shared intelligence. They rely on trust—the belief that participating nations will be consulted before major decisions and will not be pulled into a wider conflict without warning.

European officials reportedly believe that trust has been damaged.

Hegseth’s confrontational style has only complicated the situation. The defense secretary has repeatedly pushed European countries to spend more on defense and assume greater responsibility for regional security. Some of that pressure reflects a long-standing American complaint shared by presidents from both parties.

But diplomatic pressure becomes dangerous when it turns into public humiliation or coercion. Allies may comply temporarily, yet become far less willing to help when the country applying that pressure eventually needs something in return.

That moment has now arrived.

With tensions threatening maritime traffic through the Strait of Hormuz, Washington wants Britain and France to contribute military assets and political legitimacy. Their participation could transform the proposal from a largely American operation into a broader international effort.

Britain has not completely rejected the request. Streeting has signaled that the U.K. could assist with defensive maritime security designed to protect shipping lanes.

But he also established a firm boundary.

The United Kingdom has “not joined and will not join offensive U.S. military action in Iran,” Streeting said.

That distinction is crucial. Britain may be willing to defend civilian shipping, but it does not want its forces absorbed into Trump’s broader escalation strategy. European governments fear that an operation advertised as maritime protection could gradually become part of an open-ended military campaign.

For Hegseth, that caution creates an operational and political nightmare.

The Trump administration has portrayed its Iran policy as decisive and successful. Yet seeking emergency assistance from reluctant allies suggests Washington may be struggling with the scale and duration of the conflict.

The administration also faces mounting opposition at home. Congress was reportedly not consulted before the initial strikes, and lawmakers from both parties have questioned the legal authority, financial cost and strategic direction of the war.

Public support has weakened as the conflict has continued, while pressure on energy markets has intensified anxiety among American families.

Trump, Coons argued, is “deeply frustrated that Congress isn’t supporting it, the American people aren’t supporting it, our core allies aren’t supporting it.”

Then the senator delivered the line that captured Hegseth’s predicament.

“You can’t be surprised when you throw a party and you don’t invite anybody.”

The remark cuts directly to the administration’s problem. Trump and Hegseth treated consultation as an obstacle when they wanted to act quickly. Now they are discovering that cooperation cannot be summoned on demand after allies have been excluded from the decisions that created the crisis.

Europe’s hesitation does not necessarily mean the proposed coalition will fail. Shipping through the Strait of Hormuz is vital to the global economy, giving Britain, France and other countries strong reasons to support some form of protection.

But any cooperation is likely to come with strict limits. European leaders will want clarity about the mission, its duration and whether their forces could be drawn into offensive operations.

That leaves Hegseth in the uncomfortable position of requesting help from governments his administration repeatedly dismissed.

Months ago, Washington acted as though it did not need anyone’s approval or assistance. Today, the same officials are making calls, offering reassurances and searching for partners willing to share the danger.

The Strait of Hormuz may determine whether Hegseth can repair those damaged relationships.

But the message from Europe is already unmistakable: alliances cannot be bullied into existence only when America suddenly needs them.