New Hampshire’s 2026 Senate battle is officially set. Former Republican Senator John Sununu will face Democratic Congressman Chris Pappas for the open seat being vacated by Senator Jeanne Shaheen — in a race that could have major implications for control of the U.S. Senate.

The state has not elected a Republican to the Senate since 2010. But Chris Pappas, the likely Democratic nominee, anticipates a tough race against a well-known opponent, John E.…

The Democratic Senate primary in New Hampshire is heating up, with Karishma Manzur gaining momentum while Chris Pappas, the moderate frontrunner, sees his poll numbers plummet.…