C. The collapse of Irish potato crops due to disease
East Germany opened its borders
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:
Or federalist or anti federalist