Answer:
Frederick Jackson Turner argued that overseas expansion was a "safety valve" to keep ambitious Americans content.
Stalin's regime proceeded to eliminate the scholars of Ukraine, forcibly deport Ukrainian Kulaks who fought its collectivization policies, and produce planned mass hunger by the hunger of Ukrainians, wherever they were found throughout the Soviet Empire.
This is false. After driving the Chinese Nationalists to Formosa, Chiang Kai-shek was quick to set up an interim government with state officials coming from his inner-ranks.