Discusses the life and conditions of soldiers fighting in the Civil War, including the role of African Americans and women.

Chronicles the events leading up to the last major battle of the Revolutionary War, describes the Yorktown campaign and the battle, and explains why the battle was important for gaining American independence.

Traces the origins of the Republican Party, discussing key figures, conventions, platforms, and its organization.

Highlights the causes of the Civil War, including economic issues, land in the West, and slavery, and discusses key figures.

Discusses the work of the Manhattan Project to develop and test an atomic bomb, as well as the decision to use it during World War II.