How long does it take to travel from New York to Chicago

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)

In which era does vietnam war fought and what was the reason?

Who had the idea that there should be 3 branches of government