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Russia's Planned Withdrawal of Its CTBT Ratification - United States Department of State
Putin officially opens door to new nuke testing
By Claudia Chiappa
Russia Pulled Out of a Nuclear Test Ban Treaty. Here's What That Means.
By Neil MacFarquhar
Putin revokes Russia’s ratification of nuclear test ban treaty
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Putin pulls Russia out of nuclear test ban treaty
By Timothy Hj Nerozzi