Russia has refused to reschedule a key meeting with U.S. nuclear negotiators that it canceled in November, a U.S. diplomat said on Tuesday, further delaying efforts to replace an expiring nuclear arms ...

Russia said on Monday that no new date had been set for talks with the United States on the New START nuclear arms treaty, accusing the ...

Russia had invested heavily in the 750-mile undersea pipeline linking it to Germany and wanted to increase global sales and ...

NATO bids and weapons deliveries have been complicated by diverging national interests, but the alliance is still unifying to ...

The more important question for Washington is what Russia’s debacle in Ukraine may tell us about the future of nuclear deterrence. As the Congressional Research Service notes in a recent report ...

Concerns over the use of nuclear weapons and ... START treaty between the U.S. and Russia, but that hope is under threat as the first round of talks is postponed. Yet despite their differences ...

The U.S. General said Russia will likely launch nuclear warheads if Ukraine threatens to retake Crimea Brig. Gen. Ryan said a Russian nuclear strike would cause tens of thousands of deaths Russia ...

who also was the former US military attache to Russia, told Insider, with the goal of not only taking out Ukrainian troops but also forcing Kyiv into surrendering to avoid a nuclear holocaust ...

Now there’s almost no chance Russia or China ... Kim has ignored US attempts to return to nuclear disarmament talks and brought along his daughter for her state media debut to attend the ...

According to the Sputnik news agency, the Russian Foreign Ministry statement on Monday said that the talks between the foreign ministers of Russia and Iran were postponed after both diplomats agreed.

as the U.N. continues to encourage nuclear disarmament among the nine nations known to have nuclear weapons. China, France, Russia, United Kingdom and the United States are officially recognized ...

(Bloomberg) -- The US is in discussions with South Korea on ways to deter Kim Jong Un’s regime from using nuclear weapons, according to a spokesperson for the National Security Council. Most Read from ...