20th century 251 21st century 102 19th century 99 To 1500 69 18th century 38 17th century 36 1945- 34 16th century 33 1897-1962 23 1989- 16 Early church, ca. 30-600 15 1564-1616 14 1882-1941 14 1990- 14 Post-exilic period, 586 B.C.-210 A.D. 14 To 622 13 To 146 B.C. 12 Medieval, 500-1500 11 To 70 A.D. 11 Middle Ages, 600-1500 10 1724-1804 9 To 332 B.C. 9 2000- 8 1856-1939 7 1889-1951 7 1918-1945 7 1980- 7 To 500 7 Unification, 1990 7 1906-1989 6 1991- 6 586 B.C.-70 A.D. 6 Civil War, 1936-1939 6 Primitive and early church, ca. 30-600 6 1844-1900 5 1861-1947 5 1896-1980 5 1946- 5 1960- 5 Classical period, 1500-1700 5 Empire, 284-476 5 Empire, 30 B.C.-476 A.D. 5 Renaissance, 1450-1600 5 Revolution, 1910-1920 5 To 476 5 To 634 5 1632-1677 4 1646-1716 4 1933-1945 4 1975- 4 1976-2000 4 1988-2000 4 1993-2001 4 2001-2009 4 30 B.C.-476 A.D. 4 332 B.C.-638 A.D. 4 476-1492 4 Babylonian captivity, 598-515 B.C. 4 Early modern and Elizabethan, 1500-1600 4 Early modern, 1500-1700 4 Empire, 30 B.C.-284 A.D. 4 Republic, 510-30 B.C. 4 1066-1485 3 1225?-1274 3 15th and 16th centuries 3 168 B.C.-135 A.D. 3 1743-1826 3 1762-1814 3 1768-1834 3 1770-1831 3 1813-1855 3 1883-1924 3 1940- 3 1945-1989 3 1950- 3 1970- 3 1976-2002 3 1979- 3 1981-1989 3 1981-2001 3 1989-1993 3 2002- 3 354-430 3 356 B.C.-323 B.C. 3 476-1517 3 Macedonian Expansion, 359-323 B.C. 3 Medieval and early modern period, 425-1789 3 Middle English, 1100-1500 3 Middle High German, 1050-1500 3 Pleistocene 3 Republic, 265-30 B.C. 3 Wars of Independence, 1810-1821 3 1200-953 B.C. 2 1250-1517 2 1260-1516 2 1450-1600 2 1492-1648 2 1503-1572 2 1533-1592 2 1573?-1637 2