HomeFactbox-Now UK’s Boris Johnson has quit, who could replace him?FILE PHOTO: Conservative Party’s Spring Conference takes place in Blackpool

FILE PHOTO: Conservative Party’s Spring Conference takes place in Blackpool

FILE PHOTO: British Foreign Secretary Liz Truss sits with Defence Secretary Ben Wallace and Ukraine's ambassador to the United Kingdom Vadym Prystaiko at the Conservative Party Spring Conference in Blackpool, Britain March 19, 2022. REUTERS/Phil Noble