The prime minister defended the ‘hard-edged decisions’ he has made to cut funding from other departments to spend more on defence

Despite losing his defence secretary, Keir Starmer promises to fight any challenge to his leadership, insisting that he is ‘not going to walk away’

Former defence secretary’s accusation, that PM lacks impetus and is easily swayed by chancellor’s demands, is familiar territory

Marina Hyde

More resignations, more possible leadership challenges and dubious ‘sources’ – the PM has lost control of his own political agenda, says Guardian columnist Marina Hyde