The UK government is to purchase 12 new fighter jets which can be equipped with nuclear bombs, and join Nato's airborne nuclear mission. Downing Street says the move is "the biggest strengthening of the UK's nuclear posture in a generation".

Britain said it would buy a dozen F-35A fighter jets capable of firing tactical nuclear weapons in what it described as the biggest expansion of its nuclear deterrent in a generation.

Britain will reintroduce fighter jets capable of carrying atomic weapons to support Nato’s nuclear mission, expanding the country’s deterrence