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◆ Mixed look for TillisForeign PolicyCongress / Members

Susan Collins and Thom Tillis Signal They Will Force White House Hand on Iran War Authority

Tillis says the administration should explain whether it plans to withdraw or seek congressional authorization for a prolonged deployment.

Susan Collins and Thom Tillis Signal They Will Force White House Hand on Iran War Authority
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This article1 analysis · Oct 7, 2026
tl;dr

Republican Sens. Susan Collins and Thom Tillis say the administration should seek congressional authorization if the Iran conflict passes the War Powers Resolution’s 60-day threshold or involves ground troops. Their statements come as other Republicans disagree over the war and Congress has voted on measures to halt it.

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Thom Tillis R · NC · SEN
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Thom Tillis
R · NC · SEN

Senator calling for the administration to clarify whether it will seek military authorization or withdraw

PRIMARY SUBJECT
Susan M. Collins
R · ME · SEN

Senator warning that extended military action or ground troop deployment should require congressional authorization

Collins's version of this story ↗
Lindsey Graham
Former U.S. Senator (R-SC)

Senator supporting continued military action and calling the War Powers Resolution unconstitutional

Donald Trump
R · President of the United States

President whose authority to continue the Iran conflict without congressional authorization is at issue

Lisa Murkowski
R · AK · SEN

Senator reportedly consulting colleagues on a constrained authorization resolution

John R. Curtis
R · UT · SEN

Senator opposing continued military action beyond the deadline without congressional approval

Ron Johnson
R · WI · SEN

Senator urging the United States to continue its campaign against Iran’s military capacity

Rand Paul
R · KY · SEN

Senator and sole Republican to vote for the Democratic resolution to halt the conflict

ALSO MENTIONED  Anna Kelly, White House press secretary

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