Keir Starmer: “US security guarantees - such as air cover - will be needed to deter Vladimir Putin from invading Ukraine again.”

I am about to visit His Majesty the King to offer my resignation and close the book on my time as Prime Minister. My work is done.

Since then, it has been the privilege of my life to serve you and this great country as Prime Minister, and I am confident that Britain is now stronger and fairer than it was two years ago.

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.

Our public services are on the up, with the biggest fall in waiting times for 17 years. Children are being lifted out of poverty every single day.