question: When did the Soviet Union gain political-military influence and control over most Slavic-majority nations ?
answer: between 1945 and 1948
turker_answer: The Soviet Union gained political-military influence and control over most Slavic-majority nations between 1945 and 1948 .
rule-based: The Soviet Union gained political-military influence and controlled over most Slavic-majority nations between 1945 and 1948 .