Was the settlement of the american western frontier inevitable?

Which of the following was used only once, to ratify the 21st amendment (repealing prohibition)? a.three-fourths of both houses of congress. b.three-fourths of the state legislature approved it. c.two-thirds of the state legislature approved it. d.ratifying conventions in three-fourths of the states approve it.

When and why did the united states enter world war 2

Which economic sector employs the least number of people in mexico, barbados, and venezuela? a. agriculture b. services c. industry