Putin’s threats increase the risk of escalation to a nuclear conflict drastically. Beatrice Fihn, Nobel laureate and executive director of the International Campaign Against Nuclear Weapons, urged political leaders to renew efforts to get rid of all nuclear weapons by signing and ratifying the Treaty on the Prohibition of Nuclear Weapons. Beatrice Fihn, Nobel laureate and executive director of the International Campaign Against Nuclear Weapons, told CNBC that Putin's "incredibly dangerous and irresponsible" threats drastically increase the risk of escalation to a nuclear conflict. Fihn called for the international community to "unequivocally condemn any and all nuclear threats" and urged political leaders to renew efforts to get rid of all nuclear weapons by signing and ratifying the Treaty on the Prohibition of Nuclear Weapons. 'No going back'Max Hess, a fellow at the Foreign Policy Research Institute think tank, described Putin's nuclear threats as a "very significant announcement."

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