Khan Academy
Khan Academy: Ap Us History/college History: United States Enters World War I
The study resource from Khan Academy provides a video for Period 7: 1890-1945 in American History. This section discusses America's entry into World War I. This resource is designed as a review for the AP US History Test.
A&E Television
History.com: A Timeline of Us Cuba Relations
The United States and Cuba share a long, complex history -- first as allies and trade partners, and later as bitter ideological enemies. This timeline shows how closely entwined America and Cuba have been over the last two centuries.
Other
Texas Military Forces Museum: Choctaw: Codetalkers
Learn about the long history of Choctaw tribal members working in alliance with the United States military.
A&E Television
History.com: What Caused the Korean War and Why Did the Us Get Involved?
The Korean War (1950-1953) was the first military action of the Cold War. It was sparked by the June 25, 1950 invasion of South Korea by 75,000 members of the North Korean People's Army. The line they crossed, the 38th parallel, was...
Other
U.s. Centennial of Flight Commission: The u.s. Aircraft Industry During Wwi
A good essay on the development of the airline industry in the United States as a result of World War I. Many companies worked on airplane design, but few survived after the war.
Thinkport Education
Thinkport: Comparing the u.s., Soviet Union & China During Ww2
Students analyze both quantitative and qualitative forms of information in order to answer compelling questions about the impact of World War II on the military and civilian populations of the United States, the Soviet Union and China.
University of Pennsylvania
University of Pennsylvania: The Truman Doctrine
This site from the University of Pennsylvania gives a description of the Truman Doctrine and its contents. Then link to an excerpt from Howard Zinn's "A People's History of the United States" and compare the differences. A great history...