Which sentence describes William Henry Harrison's contribution to the US efforts in the War of 1812? a. he was responsible for securing the us coast against British warships

b. he successfully kept the American Indians out of the war against britain

c. he defeated the American Indian forces at the battle of the thames

d. he was responsible for building an alliance with the creek tribe

e. he successfully kept the British army from entering Washington dc

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

hope this .

plz give me brainliest!

do u have any answer choices?

native americans suffered high rates of poverty and unemployment.

during the late 1960s and early 1970sthe need for political militancy grew among the native americans. throughout the 1960s, they had been the nation's poorest minority group, the most deprived group, according to practically every socioeconomic measure. in 1970, the indian unemployment rate was 10 times the national average, and 40 percent of the native american people were below the poverty line.

march 8, 1917

explanation: