Guests cheer for House Minority Leader, Republican Kevin McCarthy, during an election night party at The Westin Washington hotel in Washington, D.C. Credit: Tom Williams/CQ-Roll Call, Inc via Getty Imag
The results appeared to show voters punishing Mr Biden for presiding over an economy hit by steep inflation, while also lashing out against Republican efforts to ban abortion.
A number of election deniers who backed Mr Trump’s claims were elected to office on Tuesday, but fears of violence or other major disruptions by far-right poll watchers at voting stations did not materialise.
Democrats win Pennsylvania
If the Republicans do take control of Congress, they plan to seek cost savings in the Social Security and Medicare safety-net programs and make permanent tax cuts enacted in 2017 that are due to expire.
But in a critical win for Democrats, John Fetterman (pictured) flipped a Republican-held US Senate seat in Pennsylvania Source: Getty, AFP / Angela Weiss
Republicans also could engineer a showdown over the debt ceiling to extract major spending cuts, and could pare back aid to Ukraine.
“In this climate we should have done better,” said Rob Jesmer, a former head of the Republicans’ Senate campaign arm.
Mixed day for Trump
Trump allies also were struggling in Arizona, Georgia and Nevada Senate races, where ballots were still being counted.
Former US president Donald Trump, who took an active role in recruiting Republican candidates for Congress, had mixed results. Source: Getty / The Washington Post
Meanwhile Florida Governor Ron DeSantis, who could challenge Trump in 2024, won re-election by nearly 20 percentage points, Edison projected.
Voters in California, Michigan and Vermont approved referendums enshrining abortion rights in their state constitutions. Deeply conservative Kentucky looked poised to reject a constitutional amendment that would have declared there was no right to abortion.