The answer is A for this question.
Answer:
Ögedei Khan, Genghis Khan's third son, ruled the Mongol Empire from 1227 CE-1241 CE. Under Ögedei, the Mongol Empire conquered Eastern Europe by invading Russia and Bulgaria; Poland, at the Battle of Legnica; and Hungary, at the Battle of Mohi.
Answer:
The failed coup in August 1991, Yeltsin forcing Gorbachev to ban the Communist Party, and the secret meeting between Yeltsin & the leaders of Belarus and Ukraine in December 1991
Explanation:
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