Ancient Greece, 2000-30 BCE
- Peloponnesian War
- Wars of Alexander the Great
Ancient Rome, 1000 BCE-500 CE
- Gallic Wars
- Caesarian-Pompeian Civil War
The Islamic World, 600-1700
- Wars of Muslim Expansion
- Wars of Ottoman Expansion
Central and East Asia, 500-1500
- Japanese Civil War
Medieval Europe, 500-1500
- Crusades in the Holy Land and Egypt
- Baltic Crusades
- Hundred Years’ War
The World Beyond Europe, 1500-1776
- Aztec-Spanish War
- Inca-Spanish War
- North American Colonial Conflicts to 1775
The Emergence of Modern Europe, 1500-1800
- Thirty Years’ War
- English Civil War
- War of the Spanish Succession
A Time of Revolutions, 1776-1825
- American Revolution
- French Revolution and Napoleonic Wars
- War of 1812
- Revolutions in Latin America
Spheres of Influence, 1776-1914
- British Conquest of India
- Opium Wars
- Mexican-American War
- Crimean War
- Spanish-American and Philippine-American Wars
- Boxer Rebellion
The Rise of Nationalism, 1815-1914
- American Civil War
- American Indian Wars 1492-1890
- Wars of Italian Unification
- Taiping Rebellion
- Wars of German Unification
- Sino-Japanese War
- Russo-Japanese War
- Mexican Revolution
- Balkan Wars
The World at War, 1914-1945
- World War I
- 1917 Russian Revolution and Russian Civil War
- Spanish Civil War
- World War II
The Cold War, 1945-1991
- Chinese Civil War and Communist Revolution
- Cold War
- Arab-Israeli Wars
- India-Pakistan Wars
- Korean War
- Vietnam War
- Soviet-Afghan War
A New Millennium, 1991-Present
- Persian Gulf War
- Yugoslav Wars
- Afghanistan War and War on Terror
- Iraq War
Created explicitly for middle and high school students, each database includes:
- A comprehensive reference library from more than 230,000 primary sources, including audio, video, photographs, illustrations, maps, and rich media
- A standards-based curriculum updated every day by a team of subject matter experts and supported by an exhaustive range of instructional material
- An expansive library of model commentaries from noted scholars to help foster critical thinking by exposing students to multiple points of view
- An educator support center with helpful, professional development tools plus educational resources like discussion points, activities, and lesson plans