Because Republicans had only a few seats that appeared vulnerable in the midterms, in January 2025 the betting markets gave the GOP an 80% chance of holding the Senate. By April 2025, the likelihood had dropped to 68%, where it remained until Jan. 1, 2026. Since the beginning of January, it has slowly declined and now sits at 56%.

A close ally of President Donald Trump is proposing a new strategy to push the SAVE America Act through Congress if it fails to clear the Senate as a standalone measure. Republican Representative Anna Paulina Luna said on Friday,

Senate Republicans face tough midterm battles defending their 53-47 majority, with Maine's Collins and seats in North Carolina, Ohio most vulnerable.

President Donald Trump, who was neutral in the first round, said he would endorse “soon” in the runoff between Paxton and GOP incumbent John Cornyn and would expect the candidate he did not endorse to drop out.

The matchup is set in North Carolina's crucial Senate race, with former Democratic Gov. Roy Cooper and former Republican National Committee chair Michael Whatley winning their primaries, NBC News projects.

Texas Senate primary between Cornyn, Paxton and Hunt could decide Republican control in 2026. Democrats Crockett and Talarico battle for nomination.

Election-year legislation to impose strict new proof-of-citizenship requirements on voting appears stalled in the Senate, for now, despite President Donald Trump’s call in his State of the Union speech that Republicans in Congress pass the bill “before anything else.

Another Republican received President Donald Trump’s endorsement shortly after Daines’s announcement.

Sen. John Cornyn’s (R-Texas) better-than-expected performance in Tuesday’s primary could turn the race on its head as President Trump revealed that he will endorse “soon” in the

Some House Republicans are pressuring Speaker Mike Johnson to fight the Senate GOP over the SAVE America Act

The Republican majority in the U.S. Senate, on a largely party-line vote, Wednesday rejected an effort to limit President Donald Trump’s ongoing military campaign against Iran.