20th century 1,915
19th century 823
21st century 573
18th century 312
17th century 240
To 1500 156
16th century 153
1564-1616 86
Early modern, 1500-1700 79
1945- 78
Civil War, 1861-1865 74
1989- 34
1882-1941 33
Middle Ages, 600-1500 31
1933-1945 30
1945-1989 27
1925-1995 25
Renaissance, 1450-1600 25
1951- 23
Early modern and Elizabethan, 1500-1600 23
Early church, ca. 30-600 21
Revolution, 1775-1783 21
1724-1804 20
1918-1945 20
1946- 19
Classical period, 1500-1700 19
1856-1939 18
1960- 18
1980- 18
Colonial period, ca. 1600-1775 18
15th century 17
1941- 17
1775-1817 16
Medieval, 500-1500 16
Middle English, 1100-1500 16
Revolution, 1789-1799 16
1809-1865 15
1837-1901 15
1990- 15
To 146 B.C. 15
1066-1485 14
1861-1865 14
1865-1950 14
1783-1865 13
1908-1986 13
1940- 13
1964- 13
1991- 13
476-1492 13
Old English, ca. 450-1100 13
To 500 13
1608-1674 12
1843-1916 12
1947- 12
Primitive and early church, ca. 30-600 12
1770-1831 11
1899-1980 11
1914-1945 11
1918-1933 11
1942- 11
1948- 11
1975- 11
Ottoman Empire, 1288-1918 11
1265-1321 10
1801-1917 10
1809-1882 10
1899-1977 10
1906-1989 10
1949- 10
Stuarts, 1603-1714 10
1596-1650 9
1775-1783 9
1888-1965 9
1889-1976 9
1901-1981 9
1906-1975 9
1937- 9
1943- 9
1976-2000 9
To 70 A.D. 9
1775-1865 8
1819-1891 8
1844-1900 8
1857-1924 8
1865-1918 8
1885-1930 8
1926-1984 8
1939- 8
1945-1980 8
1972- 8
1979- 8
1980-2020 8
2000- 8
Middle Ages, 500-1500 8
Qing dynasty, 1644-1912 8
To 1763 (New France) 8
To 622 8
1552?-1599 7
1749-1832 7
1757-1827 7