Republican Tim Sheehy, an entrepreneur and ex-Navy SEAL, will become the next Senator from Montana in Jan. 2025, after defeating

Republican Tim Sheehy has won Montana’s Senate race, unseating incumbent Sen. Jon Tester and adding to the GOP majority in the U.S. Senate. Tester — a moderate and the chamber’s only working farmer — was considered one of the most vulnerable Democrats on the ballot nationwide.

Tim Sheehy, a wealthy Republican businessman, was dogged by controversies during the campaign. But Senator Jon Tester, a Democrat, could not outrun the demographic shift in his deep-red state.