US
Iran maintains it has never sought nuclear weapons and never would, says its nuclear work only has civilian aims
Nuclear watchdog chief says Iran continues to enrich uranium and the amount is growing by the month
Putin in 2017 unveiled "invincible" new weapons that would render Western missile defence systems obsolete
Kingdom accelerates plans to build 16 nuclear reactors of $80 billion over the next two decades
EU asylum system came close to collapsing in 2015 as a million refugees and migrants arrived by boat to Europe
Atlantic Council highlights present state of nuclear capabilities of China, India and Pakistan in new report
Had he told his commanders of an imminent US nuclear strike, Soviet leadership might have ordered a retaliatory strike
Our nuclear programme is entirely peaceful, former military ruler Gen Ziaul Haq wrote in a letter to Ronald Reagan
'He asked for something similar in size and shape... so I made one'
Are sabre-rattling politicians on both sides listening?