/ USSR (a former transcontinental country in Europe and Asia (1922–1991), now split into Russia and 14 other countries; the Soviet Union; in full, Union of Soviet Socialist Republics)other
КСРБ — USSR (a former transcontinental country in Europe and Asia (1922–1991), now split into Russia and 14 other countries; the Soviet Union; in full, Union of Soviet Socialist Republics)