EDITORIAL. The expiration of the New START nuclear treaty between Russia and the US on Thursday signals the start of a worrying new era of nuclear deterrence, one that could lead to an increase in the number of nuclear-armed states and the expansion of existing arsenals.

Il patto tra Usa e Russia per porre un freno agli arsenali non è stato rinnovato

A top Kremlin official has warned that if the New START treaty expires without a replacement, the world should be alarmed that the biggest nuclear powers have no limits for the…