Ukraine 450,000 ethnic Germans from Ukraine and more than 200,000 Crimean Tatars were victims of forced deportations. Following the death of Stalin in 1953, Nikita Khrushchev became the new leader of the USSR. Having served as First Secretary of the Communist Party of Ukrainian SSR in 1938–49, Khrushchev was intimately familiar with the republic; after taking power union-wide, he began to emphasize "the friendship" between the Ukrainian and Russian nations. In 1954, the 300th anniversary of the Treaty of Pereyaslav was widely celebrated. Crimea was transferred from the Russian SFSR to the Ukrainian SSR. By 1950, the republic had fully surpassed
Nikita Khrushchev Khrushchev greatly improved relations with Yugoslavia, which had been entirely sundered in 1948 when Stalin realized he could not control Yugoslav leader Josip Tito. Khrushchev led a Soviet delegation to Belgrade in 1955. Though a hostile Tito did everything he could to make the Soviets look foolish (including getting them drunk in public), Khrushchev was successful in warming relations, ending the Informbiro period in Soviet-Yugoslav relations. During the Hungarian crisis, Tito initially supported Nagy, but Khrushchev persuaded him of the need for intervention. Still, the intervention in Hungary damaged Moscow's relationship with Belgrade, which Khrushchev spent several years trying to