Keir Starmer: “The UK was prepared to contribute to security guarantees to Ukraine by putting our own troops on the ground if…”

I think once you’ve been prime minister, it’s important to answer the question: what are you going to do next? Having decided I’m going to concentrate on international affairs, I think it’s right to step down.

I will now focus on other things and that will be international affairs including defence, security, trade and technology in a fast-changing world.

They have been resolute in their support for me, firstly in becoming an MP and then becoming the leader of Labour party and then as prime minister.

I will also continue, as I have done for a long time now with others, to work on combating violence against women and girls; that is an issue that matters to me hugely.