American spy agencies are divided on whether Moscow would go so far, but the concern is urgent enough that Secretary of State Antony J. Blinken has asked China and India to try to talk Russia down.
Tag: Nuclear Tests
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Russia Pulled Out of a Nuclear Test Ban Treaty. Here’s What That Means.
In de-ratifying the agreement, Moscow removed another brick in the wall of formal arms control intended to limit proliferation.
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On Russian Nuclear Threat, Putin Lets Others Rattle the Saber
While Russian hard-liners voice provocative proposals about using nuclear weapons, Mr. Putin presents himself as a moderating force — while never really taking the threat off the table.
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Russia May Be Planning to Test a Nuclear-Powered Missile
Visual evidence from a remote base in the Arctic shows launch preparations mirroring those that preceded earlier tests.