What did the United States do in 1863 that caused violent conflict with the Nez Perce? They began to auction off Nez Perce lands to the highest bidders.
They asked some Nez Perces to give up lands occupied by other Nez Perces.
They attacked Nez Perce tribes to allow settlers access to gold on tribal lands.
They entered Nez Perce land to educate tribal children in American ways.

accomplishment : zachary taylor’s was a national war hero in his battle in an mexican war

explanation:

he was known as a national war hero for his battles in the mexican war, taylor was elected as the 12th president of the united states in 1849. he led the nation during its debates on slavery and southern secession. after serving only 16 months in office, taylor died from cholera morbus on july 9,

i would say it is the roman empire europe after the norman conquest.

climate change is the big reason to the decline of the indus valley which also caused floods. so i dont know what answer would best fit the description thats just what i found online! have an awesome