Liz Truss must outline instructions in the event the UK is destroyed in an all-out attack
It is “the moment when they know what being prime minister is all about”, according to Whitehall historian Lord Hennessy.
One of Liz Truss’s early tasks will be to write instructions by hand to each of Britain’s four nuclear submarine commanders, directing them how to respond in the event of an all-out attack that will have killed her and destroyed the UK. They are known as the letters of last resort.
