20th century 15,795
19th century 6,844
18th century 2,428
21st century 2,247
17th century 1,843
Civil War, 1861-1865 1,468
To 1500 1,439
16th century 1,274
Revolution, 1775-1783 490
Colonial period, ca. 1600-1775 456
1933-1945 453
1945- 442
1564-1616 430
1945-1989 352
Early modern, 1500-1700 299
Middle Ages, 600-1500 280
Revolution, 1789-1799 231
1918-1945 212
Early church, ca. 30-600 203
1929 181
1961-1969 172
Medieval, 500-1500 165
1989- 164
1809-1865 153
Early modern and Elizabethan, 1500-1600 144
Revolution, 1917-1921 137
1783-1865 135
1969- 133
Post-exilic period, 586 B.C.-210 A.D. 125
Civil War, 1936-1939 122
Ottoman Empire, 1288-1918 117
To 146 B.C. 112
1865-1918 111
1775-1865 108
1945-1953 108
1990- 105
Primitive and early church, ca. 30-600 105
To 500 102
1951- 100
1953-1961 99
1861-1865 97
1775-1783 96
Bombardment, 1945 92
1963-1969 91
476-1492 90
To 70 A.D. 90
1066-1485 89
1946- 89
1960- 89
Civil War, 2011- 87
German occupation, 1940-1945 87
1918-1933 84
To 1863 84
Victoria, 1837-1901 84
1991- 81
Stuarts, 1603-1714 81
1960-1980 76
1882-1941 75
1981-1989 75
Middle English, 1100-1500 75
Revolution, 1910-1920 75
Elizabeth, 1558-1603 72
To 1775 72
15th century 71
1801-1917 71
1929-1968 71
1800-1859 70
1865-1877 70
1743-1826 69
1901-1953 69
1980- 69
To 1865 69
World War, 1939-1945 69
1789-1900 68
1865-1950 67
1919-1933 67
1815-1861 66
1877-1964 64
1889-1945 64
1949- 64
2001-2009 63
War of 1812 62
Cultural Revolution, 1966-1976 61
Middle Ages, 500-1500 61
Republic, 265-30 B.C. 61
Tudors, 1485-1603 60
Empire, 30 B.C.-476 A.D. 59
1882-1945 58
British occupation, 1765-1947 57
1865-1921 56
1917-1963 56
Qing dynasty, 1644-1912 56
Revolution, 1959 56
Revolution, 1979 56
1732-1799 55
1789-1815 55
1944- 54
Civil War, 1994 54
Tiananmen Square Incident, 1989 53
Empire, 284-476 52