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◆ Mixed look for TrumpForeign PolicyDefense / Military

Senate advances bill aimed at ending Iran War

The legislation seeks to require Trump to withdraw U.S. troops from the Iran conflict.

Senate advances bill aimed at ending Iran War
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This article1 analysis · Oct 6, 2026

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May 19, 2026
tl;dr

The Senate voted 50-47 to advance legislation seeking to force President Donald Trump to withdraw from the Iran war, with Sen. Bill Cassidy joining Republicans who crossed party lines. The measure may still face obstacles, and the House is expected to consider a similar resolution.

Community verdict

37 VOTES
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Donald Trump R · President of the United States
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Donald Trump
R · President of the United States

President whose Iran-war policy the measure seeks to constrain

PRIMARY SUBJECT
Bill Cassidy
R · LA · SEN

Louisiana senator who supported the war-powers legislation

Cassidy's version of this story ↗
Christopher Murphy
D · CT · SEN

Connecticut senator criticizing the stalled peace negotiations and rising prices

Susan M. Collins
R · ME · SEN

Maine senator who voted for the war-powers measure

Todd Young
R · IN · SEN

Indiana senator who later changed position on a Venezuela war-powers resolution

Lisa Murkowski
R · AK · SEN

Alaska senator who voted for the war-powers measure

John Fetterman
D · PA · SEN

Pennsylvania senator who voted against the measure

Mike Rounds
R · SD · SEN

South Dakota senator supporting Trump’s decision to go to war but discussing Republican concerns

Chuck Schumer
D · NY · SEN

Senate Democratic leader urging continued pressure on Trump

Josh Hawley
R · MO · SEN

Missouri senator who later changed position on a Venezuela war-powers resolution

Marco Rubio
Secretary of State

Secretary of State who agreed to a public hearing about Venezuela strategy

John Cornyn
R · TX · SEN

Texas senator whose primary opponent Trump endorsed

Rand Paul
R · KY · SEN

Kentucky senator who voted for the war-powers measure

Part of a bigger story

15 OUTLETS
Senate Advances Iran War Powers Measure Requiring Approval or Troop Withdrawal

The Senate advanced a war-powers measure seeking to require President Donald Trump to withdraw U.S. forces from Iran or obtain congressional approval, challenging his continued military campaign. Center outlets largely present the vote as a congressional challenge to Trump’s Iran war, highlighting Sen. Bill Cassidy’s support and signs of Republican unease; some also note uncertainty about the measure’s path.

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