Sir Keir Starmer is desperate to demonstrate that Britain is a leader in Nato, but all eyes will be on the volatile US president as the alliance faces an existential test, writes Millie Cooke

Sir Keir Starmer is desperate to demonstrate that Britain is a leader in Nato, but all eyes will be on the volatile US president as the alliance faces an existential test, writes…

The prime minister will set out the ‘biggest strengthening of UK nuclear posture in a generation’ on Wednesday