Was the montgomery bus boycott a friendly or violent protest?

What from the columbian exchange had perhaps the biggest impact on the world?

Which of the following encouraged westward expansion? a.the government decreased the price of federal land. b.each of these represents actions taken to encourage westward expansion. c.the government decreased the price of federal land d.the second national bank lowered the cost of borrowing money (reduced interest rates)

What was the “u-2 incident” and how did it affect u.s./soviet relations in 1960?