- Specific Eras
- Earth
- Worldwide
- Roman Empire (27 BC-476 AD in Europe/Africa/Asia)
- North America
- Western Age
South AmerciaConquistadoresSouth America
- Europe
- Roman Empire
- Ancient GreekClassical Greece (5th-4th century BC in Greece)
- Third Reich (1933-1945)
- Iron Curtain (1945-1991)
- Africa
- Ancient Egypt (3150 BC-332 BC in Egypt)
- Asia
- Ancient China (2100 BC-221 BC in China)
- Imperial China (221 BC-1911 AD in ChinaAncient Japan)
- Medieval Japan (1185 AD-1600 AD in Japan)
Theatres of War- Earth
- Pre-Mankind
- Stone Age
- Bronze Age
- Iron Age
- Classical Antiquity
- Middle Ages
- Early Middle Ages
- High Middle Ages
- 11th Century
- First Crusade (1095-1099 in Asia)
- 12th Century
- Second Crusade (1147-1149 in Asia)
- Third Crusade (1187-1192 in Asia)
- 13th Century
- Fourth Crusade (1202-1204 in Asia)
- Mongol Conquests (Eurasia)
- Late Middle Ages
- Modern Times
- Early Modern Times
- 16th Century
- Huguenot Wars (1562-1598 in Europe)
- 17th Century
- Thirty Years' War (1618-1648 in Europe)
- 18th Century
- Seven Years' War (1754-1763 worldwide)
- American Revolutionary War (1775-1783 in North America)
- Late Modern Times
- 19th Century
- Napoleonic Wars (1803-1815 in Europe)
- Taiping Rebellion (1850-1864 in China)
- First Sino-Japanese War (1894-1895 in Asia)
- American Civil War (1861-1865 in the USA)
- 20th Century
- World War I (1914-1918 worldwide)
- World War II (1939-1945 worldwide)
- Second Sino-Japanese War (1937-1945 in Asia)
- 21st Century
- Future
- Near Future
- Distant Future
- Far Future
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