The treaty was adopted by 122 states, many from the Global South, after years of frustration with the slow pace of nuclear disarmament. It challenged the legitimacy of nuclear weapons, although nuclear-armed states and their allies stayed outside the negotiations.
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Ibrahim Mahama, The Harvest Season (Le Temps des récoltes)
📅 22 October 2026
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What did the Treaty on the Prohibition of Nuclear Weapons challenge?
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Explanation
The treaty sought a categorical ban, despite nuclear powers staying outside.
All nuclear-armed states joined the 2017 Treaty on the Prohibition of Nuclear Weapons.
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Explanation
Nuclear-armed states stayed outside the treaty negotiations and treaty.