Mr. Pappas, a 44-year-old Democratic congressman, is the first major candidate to enter the race to succeed the retiring Senator Jeanne Shaheen.

The state’s geography and history, plus the evolution of the national GOP, have created a delicate balancing act for state-level Republicans.

New Hampshire has tested out its new law requiring people to show proof of citizenship before registering to vote.

Rep. Chris Pappas is running for U.S. Senate, WMUR Political Director Adam Sexton first reported Thursday morning. The four-term congressman announced his campaign Thursday morning with a video on social media highlighting his Manchester roots, business background and record on Capitol Hill.

Democratic New Hampshire Rep. Chris Pappas announced Thursday that he is launching a bid in New Hampshire’s 2026 Senate race.

Thursday’s lawsuit seeks to block key aspects of it, including new requirements that people provide documentary proof of citizenship when registering to vote and a demand that all mail ballots be

Non-citizen voting is rare but a number of states and Congress are considering laws requiring proof of citizenship.

New Hampshire has tested its new law requiring people to show proof of citizenship before registering to vote, and other states are following the same course.