Hello!
Mikhail Gorbachev was the last soviet leader. He had the control of the Soviet Union between 1985 and 1991 and started two great reforms:
The perestroika: economics measures to recover the Soviet Union. For example: reduced the investments in military and opened the market gradually.
The glasnost: the "freedom of speech" and government transparency to the people.
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Answer:
During the ensuing Wounded Knee Massacre, fierce fighting broke out and 150 Indians were slaughtered. The battle was the last major conflict between the U.S. government and the Plains Indians. By the early 20 century, the American-Indian Wars had effectively ended, but at great cost.
Explanation:
They ambushed the Mongol Empire in China.
Answer:
I think it is C an increase in acid rain my apologies if I am wrong
