Completed the following sentence: In 1939, Soviet and Mongolian troops fought against Japan in the Battle of Khalkhyn Gol, in Eastern Mongolia.<unk> Completed the following sentence: In 1939, Soviet and Mongolian troops fought against Japan in the Battle of Khalkhyn Gol, in Eastern Mongolia. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️
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