Donald Trump has vowed he will be "back in some form" after departing the White House for the final time as president.
US President Joe Biden has begun to undo some of Donald Trump's key policies, hours after being sworn in.
Democrat Joe Biden was sworn in as president of the United States on Wednesday, vowing to end the ‘uncivil war’ in a deeply divided country reeling from a battered economy and a raging coronavirus pandemic that has killed more than 400,000 Americans.
A group of US-bound Central American migrants has been met with truncheons and tear gas in Guatemala, where security forces blocked their path.
Details are emerging of a raft of executive orders planned by US president-elect Joe Biden as soon as he takes office this week.
All 50 US states and the District of Columbia (DC) are on alert for possible violent protests this weekend, ahead of President-elect Joe Biden's inauguration on Wednesday.
The House speaker, Nancy Pelosi, has said it is possible that members of Congress could face prosecution if found to have “aided and abetted” the violent attack on the Capitol earlier this month that left five people dead.
A highly contagious coronavirus variant first detected in the UK could become the dominant strain in the US by March, health officials have said.
President-elect Joe Biden has unveiled a $1.9tn (£1.4tn) stimulus plan for the coronavirus-sapped US economy before he takes office next week.
Donald Trump faces trial in the Senate after becoming the first US president to be charged with misconduct in office for a second time
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.