Russian President Vladimir Putin controls the world’s largest nuclear arsenal, and his invasion of Ukraine is a reminder that Russia, the U.S. and many other countries have thousands of nuclear missiles, even as safeguards once in place have fallen away.
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Why the Cold War Race for Nuclear Weapons Is Still a Threat
The Cold War may be over, but an arms race continues, even as safeguards once in place have fallen away. Some experts worry that nuclear weapons may pose a greater threat to humanity than ever before.
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