Donald Trump-backed Ken Paxton secured a victory in the Texas Senate primary runoff, solidifying Trump's influence within the Republican Party. Paxton's win has raised concerns among some Republicans regarding his electability in the general election.

Republican senators showed rare defiance against former President Trump's demands, delaying a vote on immigration funding and challenging the legality of a potential Iran war. This internal party conflict led to an earlier-than-planned departure from Washington D.C. for some Republicans.