Ukrainian Soviet Socialist Republic
The Ukrainian Soviet Socialist Republic (Ukrainian SSR or UkrSSR or UkSSR; , УРСР ; , УССР ; see "Name" section below), also known as the Soviet Ukraine, was one of the constituent republics of the Soviet Union from the Union's inception in 1922 to its breakup in 1991. The republic was governed by the Communist Party of Ukraine as a unitary one-party socialist soviet republic.
History of Ukrainian nationality
Meanwhile, the Red Army conquered most of the Ukrainian National Republic by the end of 1920. With the signing of the Treaty of Riga, the Bolsheviks recognised the Polish claim to Galicia and other parts of western Ukraine, while the Poles recognised Soviet claims to the rest of Ukraine. Until the Nazi-Soviet invasion of Poland in 1939, Ukraine would remain divided between Poland the newly formed Union of Soviet Socialist Republics.