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 ...

After decades of progress on limiting the buildup of nuclear weapons, Russia’s war on Ukraine has prompted renewed nuclear tensions between Russia and the U.S ...

The State Department has informed Congress that Russia is no longer meeting obligations set by the only nuclear arms control ...

Russia's refusal to allow on-the-ground inspections to resume is endangering the New START nuclear treaty and U.S.-Russian arms control overall, the Biden administration charged on Tuesday.

It follows months of more hopeful US assessments that the two countries would be able to salvage cooperation on limiting strategic nuclear weapons despite high tensions over Russia's war on Ukraine.

Russia wants to sit down with Pentagon officials for “open and specific” talks on alleged violations of the Intermediate-Range Nuclear Forces treaty, the Russian Defense Ministry said Saturday.

said a military defeat for Russia in Ukraine could spark a nuclear war. Kommersant Photo / Polaris While multiple countries, including the US, Germany and France, have committed in recent weeks to ...

God is with us,” he concluded ... the United Kingdom, Russia, China, and France—to possess nuclear weapons. But it also requires those five to pursue full nuclear disarmament.

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 ...

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.