In part five, The Imperial Wars, America had a brief flirtation with Imperialism, as the U.S. for the first time took its growing military might onto the world stage in the Spanish-American War and then again in WWI. Events covered in part 5: 1750 - Native American horse cultures dominate the Great Plains, 1876 - Battle at the Little Big Horn, 1890 - Battle at Wounded Knee, 1898 - Sinking of the Maine, 1914 - 1917 America prepares for World War I and 1917 - America enters World War I. In part six, The Global Wars, America spread its military might across half the planet and took command of the fight against totalitarianism in World War II and communism in the Korean War. Events covered in part 6: 1941 - Japanese bomb Pearl Harbor, 1944 - D-Day "Operation Overlord," 1945 - America drops an Atomic Bomb on Hiroshima, 1950 - President Truman sends American troops to the aid of South Korea and 1950 - 1953 The Korean War. (This DVD contains downloadable historical overviews, maps and timelines).