Iran’s representative to Vienna-based international organizations says Saudi officials should stop engaging in blame-shifting if Riyadh is down the path of developing nuclear weapons.

The NEW START, or Strategic Arms Reduction Treaty, was designed to curb the nuclear arms held by both nations. But a proposal to extend the deal by Russia has been rejected by the United States.

A drunken senior Royal Navy officer who tried to take charge of a vessel armed with at least 8 nuclear warheads has raised grave doubts about safety issues related to the UK's so-called nuclear deterrence.

Syria’s UN envoy says Israel poses the biggest threat to the Middle East peace and security by possessing nuclear and chemical weapons in its arsenal.

Iran's UN Ambassador warns against a return of Cold War-era mentality, highlighting nuclear threats posed by the US, Israel and Saudi Arabia to the world’s security.

Iran says Israel’s stockpiles of nuclear warheads poses the biggest threat to international peace and security, urging the international community to work towards a nuke-free world.

The US Defense Department claims that China aims to double its nuclear arsenal "over the next decade."

US defense secretary calls for modernization of American nuclear force, accusing China of doubling its nuclear arsenal.

President Trump told his Russian counterpart Putin Thursday he hopes to avoid an "expensive" US arms race with Russia and China.

The United States calls for the resumption of stalled talks with North Korea after Pyongyang ruled out returning to negotiation table amid US sanctions.