In 1991 the Soviet Union and the United States signed the Treaty on Reduction and Limitation of Strategic Offensive Arms, which, for the first time in history, obligated these two nuclear superpowers not merely to limit but also to reduce their deployed strategic warheads to 6,000 each.
وفي سنة ١٩٩١ ،‏ وقّع الاتحاد السوڤياتي والولايات المتحدة « معاهدة تخفيض الاسلحة الهجومية الاستراتيجية والحد منها » .‏