Keir Starmer: “Iran’s nuclear programme is a grave threat to international security.”

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.

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 am so proud of what Britain has contributed. That work will continue, and our cast-iron support for Ukraine will always endure.

Throughout this conflict, I have seen the incredible fortitude of the Ukrainian people and the iron will of a nation that refuses to be cowed.