The Russian Soviet Federative Socialist Republic is the most powerful and largest SSR in the world, as it was the first created under the supervision of Vladimir Lenin (1870-1921) and was officially formed on November 7th, 1917 after Tsar revolutions. Moscow is the capital of the USSR and the heart of the Great Soviet Empire. Moscow is the High Command Center of the USSR and the Soviet Armies. The Great Red Council lives in Moscow.
Russian Soviet Federative Socialist Republic on Wikipedia