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 February 1947, Stalin suggested that Lazar Kaganovich be sent to Ukraine to "help" Khrushchev. The following month, the Ukrainian Central Committee removed Khrushchev as party leader in favor of Kaganovich, while retaining him as premier. Soon after Kaganovich arrived in Kiev, Khrushchev fell ill, and was barely seen until September 1947. In his memoirs, Khrushchev indicates he had pneumonia; some biographers have theorized that Khrushchev's illness was entirely political, out of fear that his loss of position was the first step towards downfall and demise. However, Khrushchev's children remembered their father as having been seriously ill. Once Khrushchev was able