Bill Cassidy & Susan Collins

Bill Cassidy: Bill Cassidy publicly criticized the Trump administration's Iran deal, demanding more transparency and explanation. He engaged in a shouting match with Donald Trump and voted against a resolution to block an end to hostilities, despite previously supporting war powers resolutions. He later received a briefing from the White House to address his concerns.

Susan Collins: Susan Collins, a Republican senator, voted with Democrats in favor of the resolution calling for an end to hostilities with Iran.