Biden tries to Trump-proof agenda, bolster legacy in final days in office

"There are many examples of intense lame-duck periods," particularly when power changes from party to party, said Julian Zelizer, a history professor at Princeton University.

US President, Joe Biden, and his grandson Beau Biden disembark from Air Force One upon arrival at Philadelphia International Airport in Philadelphia, Pennsylvania, December 31, 2024, as they return following a week-long visit to the US Virgin Islands. (AFP)