How did the road system change in the united states between 1915 and 1940?

Who is john brown and what did he do

Why was the sixteenth amendment important to woodrow wilson’s efforts to regulate the economy? a) the sixteenth amendment lowered interest rates charged by banks. b) the sixteenth amendment allowed congress to levy an income tax c) the sixteenth amendment lowered tariffs on imported goods d) the sixteenth amendment allowed congress to break up monopolies

Which of the following wars was the most devastating to oklahoma? a. american revolution b. mexican-american war c. civil war d. world war i