Nuclear diplomacy suffers major setback in Russia’s war on Ukraine
The total number of nuclear warheads fell worldwide, but the amount of operational nuclear weapons started to rise.
Treaty on the Prohibition of Nuclear Weapons 2021
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Nuclear tensions fuel disarmament agenda for Hiroshima G-7 summit
Humanitarian leaders say the risk of nuclear catastrophe is the highest 'since the worst moments of the Cold War.'
Stockpiles of nuclear weapons available for use increased in 2022
The number of nuclear warheads that are available to nations for deployment reached 9,576 at the start of 2023, up from 9,440 a year earlier, according to a watchdog's new report.
World's nuclear arsenal predicted to grow
Nuclear arsenals among nine nations are expected to grow over the next decade in a reversal of a post-Cold War decline, a Swedish think tank reports.
Nuclear weapons ban enters into force
Advocates of world peace celebrated "EntryIntoForceDay" as the first legally binding treaty to ban nuclear weapons finally became international law.
U.N. nuclear treaty ban to enter into force
Fifty nations ratified a treaty to ban nuclear weapons that will enter into force in 90 days, the U.N. confirmed on the same day it was founded 75 years ago.
Nationalism rejected on 75th A-bomb anniversary
On the 75th anniversary of the first atomic bombing, Hiroshima's mayor called on world leaders to ban atomic weapons and boost international cooperation.
Dispute over economic sanctions ends Trump-Kim nuclear talks
The leaders had contradictory accounts of why there was no agreement on dismantling North Korea's nuclear weapons.
Trump says he will sever nuclear arms control treaty with Russia
The U.S. will suspend participation in the Intermediate Range Nuclear Forces Treaty against nuclear-capable cruise missiles.
Experts bid to keep U.S.-Russia arms pact alive amid rising tensions
Arms control experts urged the Trump administration to reverse plans to withdraw the United States from the 1987 Intermediate-Range Nuclear Forces Treaty with Russia.
Trump raises risk of arms race with U.S. exit from nuclear treaty
The Trump administration announced plans to withdraw the United States from the INF Treaty of 1987, and blamed Russia.
U.N. chief takes aim at the 'scourge of war' and weapons stockpiles
The U.N. secretary-general launched a campaign underscoring the need for nations to scrap nuclear arsenals and other weapons that could result in catastrophic mistakes.