Encyclopedias, Almanacs, Transcripts, and Maps
- Introduction to the Seven Years War (1756–1763)
- Introduction to the South American Wars of Independence (Nineteenth Century)
- Introduction to the Spanish Civil War (1936–1939)
- Introduction to the Spanish-American War (1898)
- Introduction to the Thirty Years War (1618–1648)
- Introduction to the Vietnam War (1959–1975)
- Introduction to the Vietnam War (1959–1975)
- Introduction to the War of 1812 (1812–1815)
- Introduction to Viking Raids and Norman Conquests (Eighth to Eleventh centuries)
- Introduction to War on Terrorism
- Introduction to World War I (1914–1919)
- Introduction to World War I (1914–1919)
- Introduction to World War II (1939–1945)
- Introduction to World War II (1939–1945)
- Introduction to World Wars and the Rise of Modern Autocracies (1900–1945)
- Introduction: International Labor, 1800-2000
- Introduction: International Labor, 1800-2000
- Introduction: Labor in the United States, 1800-2000
- Introduction: Labor in the United States, 1800-2000
- Invasions of Rome (4th and 5th centuries ce)