Why was the 20th amendment created

When george washington composed his farewell address in 1796 he warned the country to "to steer clear of permanent alliances" with foreign countries. events within which country most likely influenced his opinion?

What events in the world convinced americans to support a large navy

Why are tanks significant to the progression of WW2

To what extent was john brown's raid on harpers ferry a success or failure

What is collective bargaining? What was it's goal? Why was it used?

How did the creation of more retail jobs affect the labor force in the United States?

What was the main cause for the end of reconstruction

What was the motivation for americans to move westward after the civil war

Which is the following was a strategy employed by hunting tribes on the Great Plains?

Who is called as king of market