While Tories are quite ruthless about removing a leader, Labour MPs can’t decide whether their regicide is a tragedy or comedy

While some are working out how to get rid of the prime minister, others are already plotting against his rival

Editorial: Each ploy required to shore up the prime minister’s position exposes how fragile his authority has become

Rejoining the EU, massive tax reform, scrapping the pension triple lock – a new leader must summon a sense of emergency and deal with the big issues, says Guardian columnist Polly…

While Tories are quite ruthless about removing a leader, Labour MPs can’t decide whether their regicide is a tragedy or comedy