Sen. Thom Tillis’ decision not to seek reelection is jolting what was already expected to be a fierce battle for his seat, which will now be wide open in 2026.

Even the most competitive and evenly balanced states are infected by the same contagion as the hardened one-party states.

The fate of President Donald Trump’s domestic agenda was in Alaska Sen. Lisa Murkowski’s hands — and she used that leverage ...

The North Carolina Republican had already made up his mind to leave the Senate, but the run-in with the president over Medicaid moved up the timeline of the announcement.

Senate Republicans endured a 26-hour slog before finally passing President Trump’s ambitious tax and spending package early Tuesday afternoon, putting it one giant step closer to reaching the ...