LONDON (AP) — Britain’s Conservative Party has chosen Foreign Secretary Liz Truss as the party’s new leader, and she will take office Tuesday as the U.K.’s new prime minister to steer the country through an acute cost-of-living crisis. Truss’ selection was announced Monday in London after a leadership election in which only about 170,000 dues-paying members of the Conservative Party were allowed to vote. Truss beat rival Rishi Sunak, the government’s former Treasury chief. She faces immediate pressure to deliver on her promises to tackle the economic crisis walloping the U.K. Queen Elizabeth II is scheduled to formally name Truss as Britain’s prime minister on Tuesday.