The Latest Breaking News from Nuclear Weapons

An overnight drone strike near the Ukrainian port of Odesa has sparked a massive fire and explosion, hours after the United States vowed to take decisive action and promised “catastrophic consequences” if Russia uses nuclear weapons in Ukraine

Japan has expressed grave concern about Russia’s possible use of nuclear weapons against Ukraine

Japan has decided to ban exports of chemical weapons-related goods to Russia in an additional sanction against Moscow over its invasion of Ukraine, and is "deeply concerned" about the possible use of nuclear weapons, Chief Cabinet Secretary Hirokazu Matsuno said on Monday.

President Vladimir Putin says he will defend Russia's territory with every means at his disposal, and it's put the threat of nuclear war back into focus.

The United States would respond decisively to any Russian use of nuclear weapons against Ukraine and has spelled out to Moscow the "catastrophic consequences" it would face, US National Security Adviser Jake Sullivan said on Sunday. Sullivan's remarks represented the latest American warning following the thinly veiled nuclear threat made…

The United States would respond decisively to any Russian use of nuclear weapons against Ukraine and has spelled out to Moscow the "catastrophic consequences" it would face, U.S. National Security Adviser Jake Sullivan said on Sunday.

US national security adviser says: ‘Any use of nuclear weapons will be met with catastrophic consequences for Russia’

South Korea called an emergency National Security Council meeting where members denounced the launch as a clear violation of U.N. Security Council resolutions.

North Korea fired a short-range ballistic missile Sunday toward its eastern seas, extending its weapons testing as a U.S. aircraft carrier visits South Korea for joint military exercises.