An ally and former adviser to Russian President Vladimir Putin and former President Boris Yeltsin said the country could use ...

Sergey Karaganov, a former adviser to Vladimir Putin, warned that Russia could deploy nuclear weapons if it came close to ...

Sergey Karaganov, head of Russia’s Council for Foreign and Defense Policy, has threatened to 'finish' the UK and Europe with ...

Russia has said Donald Trump taking Greenland and positioning nuclear weapons on the island would bring about the 'end of the ...

The New START treaty, which limits nuclear weapons, is due to expire in February.

On February 5, a treaty capping the numbers of deployed Russian and US nuclear warheads will expire, marking the first time in more than half a century that the two countries' nuclear programs will be ...

After the New START treaty expires in February, there will be no cap on the number of US and Russian nuclear weapons - but ...

Ukraine’s Air Force reported a threat of a possible nuclear-capable missile fired from a Russian strategic nuclear testing ...

The death of the last treaty between Russia and the U.S. that limited the size of nuclear arsenals may spark a new arms race, ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one.

Senior Russian officials on Nov. 11 said they were still waiting for a White House explanation about what President Donald Trump meant he when said he had instructed the Pentagon to resume nuclear ...

Former Putin adviser Sergey Karaganov warned that Russia would use nuclear weapons against Europe should it ever come close ...