Democrats sweep Republicans out of power in House of Representatives and move to within one seat of taking the Senate
President Bush says results were disappointing and concedes Iraq policy not working "well enough"
Defense Secretary Donald Rumsfeld resigns from post
Democrats take Montana to move within one seat of taking control of Senate
House Democratic Leader Nancy Pelosi to become first female speaker of the House and second in line to Presidency
Democrats pick up three of six Republican Senate seats needed for control - Pennsylvania, Rhode Island and Ohio - and hold their own threatened Senate seats in New Jersey, Maryland.
Republicans hold on to key Democratic Senate targets in Tennessee but Virginia is too close too call.
Democratic Senator Hillary Rodham Clinton, wins re-election to second Senate term
Democrat Keith Ellison becomes first Muslim elected to Congress as Representative for Minnesota
Democrat Claire McCaskill elected to US Senate in Missouri
Connecticut Senator Joseph Lieberman, running as independent, wins re-election after losing Democratic nomination in August to opponent of Iraq war.
Election officials, experts report electronic voting machine malfunctions in Colorado, Florida, Indiana, Missouri, New Jersey, Ohio, Tennessee and Texas, but say many of problems are minor.
Democrats take governors' seats from Republicans in five states, nearing majority of offices for first time since 1994 and giving them potential advantage in 2008 presidential battlegrounds.
Arnold Schwarzenegger holds governorship of California
Democrat Deval Patrick, former top US civil rights enforcer, elected governor of Massachusetts, becoming second African American ever elected to lead US state.