The push for Iran war funding has thrust President Donald Trump into a fresh standoff with members of his own party. The White House is now asking Congress to approve a sweeping $87.6 billion package, most of it tied to the U.S. war on Iran, just one day after lawmakers passed a resolution rebuking the military action.

Where the Money Would Go

The bulk of the request, $67 billion, would flow to the Department of Defense. According to a letter the White House Office of Management and Budget sent Wednesday to House Speaker Mike Johnson, most of the funding addresses what it calls urgent needs connected to Operation Epic Fury, the administration’s name for the Iran conflict.

The defense-related portion breaks down into several categories:

• $21 billion for munitions
• $17.3 billion for operational costs
• $12.1 billion for classified programs
• Roughly $300 million to strengthen security at U.S. embassies and diplomatic posts across the Middle East and South Asia, after some came under attack earlier in the war

Not all of the request is war-related. The package also includes about $11 billion for American farmers and $1.4 billion to combat an Ebola outbreak in Central Africa.

Although Washington and Tehran are currently observing a ceasefire, the budget letter stresses that the Pentagon needs to rebuild its depleted weapons stockpiles following the military strikes.

An Uphill Climb in Congress

The proposal faces significant resistance. The Iran conflict has proven unpopular with voters heading into November’s midterm elections, even with a ceasefire holding for now.

Complicating matters further, Trump is clashing with elements of his own Republican Party over the war, including an alleged heated confrontation with a senator on Wednesday.

The Cassidy Confrontation

That senator was Bill Cassidy of Louisiana, one of a handful of Republicans who broke from Trump on Tuesday by voting for a measure demanding he halt the war or seek congressional approval to continue military action.

By his own account, Cassidy had a tense exchange with the president during a closed-door lunch on Capitol Hill. He described standing up and telling Trump that the administration hadn’t been straight with the American people about what was happening. Cassidy pointed out that the war was originally pitched as a four-week operation but had now stretched to four months, with the original objectives still unmet.

Trump offered a starkly different read of the meeting, telling reporters simply that it had been “a really great meeting.”

A Reversal by Day’s End

Despite the friction, Cassidy ultimately came back into the fold. By the end of Wednesday, he said his concerns had been addressed after receiving what he called a thorough briefing from Vice President JD Vance and Steve Witkoff, Trump’s special envoy.

The senator then changed his vote to help defeat another war powers resolution in the Senate late Wednesday, a move Trump welcomed. He and other Republicans went on to vote down the similar measure.

A Symbolic but Notable Rebuke

The resolution that passed Tuesday was largely symbolic, but it carried historic weight. It marked the first resolution of its kind to clear Congress demanding that a president end a military action.

Trump didn’t hide his displeasure. Early Wednesday, he dismissed the measure as “poorly timed and meaningless.” On social media, he branded the four Republican senators who sided with Democrats as “losers,” and during a meeting with NATO chief Mark Rutte, he claimed the group wanted to lose the war because, in his words, they were stupid.

The day was already charged before the Iran debate took center stage. Tensions ran high after Trump abruptly canceled a signing ceremony for a bipartisan housing bill, setting a combative tone for his lunch with senators.

Questions Over the Real Cost

The financial scale of the conflict remains a point of contention. Last month, the Pentagon’s chief financial officer, Jules Hurst, told a congressional panel that the war had cost roughly $29 billion so far.

However, defense analysts and lawmakers caution that this figure likely understates the true financial toll of the conflict. With the new funding request now on the table, that gap between official estimates and real-world costs is likely to face renewed scrutiny as Congress weighs whether to open its wallet for a war many voters have already soured on.