Why did the US Join World War One? – History Matters

The United States could have, if it wanted, quite easily avoided entering World War One. Yet, in April of 1917 it did, joining the Entente and helping with their victory of the Central Powers. But why did the US get involved? To find out watch this short and simple animated history documentary.

World War II Part 1: Crash Course US History #35

In which John Green teaches you about World War II, a subject so big, it takes up two episodes. This week, John will teach you how the United States got into the war, and just how involved America was before Congress actually declared war. John will actually talk a little about the military tactics involved,