Key facts
- Senator Bill Cassidy accused President Donald Trump of treating Congress as 'merely an appendage'.
- Cassidy stated Trump failed to brief Congress on hostilities with Iran.
- Cassidy changed his vote on a war powers resolution after receiving a briefing from Vice President JD Vance and special envoy Steve Witkoff.
- Cassidy lost his Senate renomination bid after Trump endorsed a rival candidate.
- Cassidy previously voted to convict Trump on impeachment charges.
Senator Bill Cassidy has criticized President Donald Trump's governance style, stating that Trump "acts as if Congress is merely an appendage." Cassidy, a Republican from Louisiana who lost his Senate seat after Trump backed a rival candidate, recounted a recent confrontation with Trump over the president's failure to brief Congress on the prosecution of hostilities with Iran.