What is the role of the United States in the new century?

In the early 20th century, America was flexing its economic and political muscle on the international stage. The era was defined by the temperance movement, Progressive-era activism, the sinking of the Titanic and World War I.

Explanation:

It is also the role of united state in present century

answer; ///i do believe that the correct answer is (d); ///athens had a small population;

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.