The world in nuclear weapons

As the US and Russia negotiate over nuclear weapons, what does the nuclear world look like? These figures are from the Bulletin of Atomic Scientists and show the best estimates for the big five nuclear powers: the US, Russia, China, France and the UK.

We've also included estimates for other nuclear powers like India, Pakistan and Israel - and for the so-called rogue states like North Korea and Iran. These are just the active warheads - both Russia and the US have thousands more in storage and pending dismantling