Kemi Badenoch won the race on Saturday to become the new leader of Britain’s Conservative Party, vowing to return the once dominant party to its founding principles to win back voters who handed the Conservatives their worst election defeat in July. Badenoch, 44, replaces former Prime Minister Rishi Sunak and has pledged to lead the party through a period of renewal, saying it had veered towards the political centre by “governing from the left” and must return to its traditional ideas. The first Black woman leader of a major political party in Britain, Badenoch will bring a right-wing tone to …