Why Nuclear Deterrence Is Being Challenged — And Why It Still Isn’t Going Away
Delegates attend a session of the Second Committee at the United Nations (May 2026), chaired by Kazakhstan’s Permanent Representative Kairat Umarov, during discussions on global economic and security issues. | UN Photo/Loey Felipe

Why Nuclear Deterrence Is Being Challenged — And Why It Still Isn’t Going Away

By Olga Nesterova 5 min read