Britain's Boris Johnson was fighting to shore up his premiership on Monday after his office said his birthday in 2020 was marked by a gathering in Downing Street, adding fuel to an investigation into government parties during COVID-19 lockdowns.
Johnson, who in 2019 won the biggest Conservative majority in more than 30 years, is facing a raft of accusations that he and his staff partied during the worst pandemic for a century and a complaint of racist discrimination in his party.
