Only around a million people live in Montana, but the state will likely determine the balance of power in the U.S. Senate.

Jon Tester is the most vulnerable Democratic senator in 2024, and the bloated ballot is making his fight with Tim Sheehy harder to win.

Democrats have been encouraged by their chances in both states since Vice President Kamala Harris took over from President ...

Trying to defend their narrow Senate majority with a challenging slate of contests on Republican-leaning turf, Democrats are ...

Republicans are feeling better and better about their chances of knocking off Sen. Jon Tester (D) in Montana’s hotly ...

Montana U.S. Sen. Jon Tester has made protecting reproductive freedom for women central to his campaign to remain the sole ...

Jon Tester has made protecting reproductive freedom for women ... Sheehy constantly seeks to link Tester with Harris and ...

Putin said on Thursday allowing long-range strikes 'would mean that Nato countries, the United States, and European countries ...

Running as a Democrat in the solidly red state of Montana, Tester has tried to distance himself from Biden and Harris, ...

The GOP could begin the 119th Congress with 53 members of the upper chamber, providing a key check on Democrats should Kamala Harris win the White House and her party regain the House.

Roll Call’s latest ranking of the most vulnerable members of the Senate has five Democrats and two Republicans.

The 2024 congressional primaries wrapped up Tuesday. Now it's on to November, where tight House and Senate races could upend ...