WASHINGTON—The final federal contest of the 2024 election was the race in California’s 13th District in the San Francisco Bay Area for a seat in the U.S. House of Representatives. In that race, Rep. John Duarte (R-Calif.) conceded to the Democratic Party’s nominee Adam Gray, who was declared the winner on Dec. 4 by a margin of just 187 votes.
It was the last of several pickups in the House of Representatives for Democrats—who gained new seats across California as well as in Oregon, Alabama, Louisiana, and New York—in an otherwise dismal election year for their party.
The GOP, by contrast, lost far more than one House seat. Despite a decisive victory in the presidential election, the party is in perpetual danger of losing its House majority….