20th century 13,799 View Records 19th century 6,952 View Records 21st century 3,488 View Records 18th century 2,305 View Records 17th century 1,537 View Records Civil War, 1861-1865 1,291 View Records 1945- 1,150 View Records To 1500 1,078 View Records 16th century 1,041 View Records 1989- 680 View Records 1945-1989 562 View Records 1933-1945 536 View Records Colonial period, ca. 1600-1775 432 View Records Revolution, 1775-1783 427 View Records 1991- 394 View Records 1946- 377 View Records 2000- 341 View Records 2001-2009 330 View Records 1960- 329 View Records Early modern, 1500-1700 329 View Records 1564-1616 313 View Records 1918-1945 313 View Records 1951- 266 View Records 1993- 241 View Records 1980- 236 View Records 1809-1865 227 View Records 1981-1989 224 View Records Revolution, 1789-1799 204 View Records 2009- 203 View Records 1990- 202 View Records Middle Ages, 600-1500 196 View Records 1949- 186 View Records 1945-1953 173 View Records 1783-1865 172 View Records 1963-1969 168 View Records 1979- 157 View Records 1980-2020 155 View Records 2009-2017 153 View Records To 146 B.C. 152 View Records 1975- 149 View Records 1952- 148 View Records 1812-1870 145 View Records 2002- 142 View Records 1775-1783 141 View Records 1865-1918 141 View Records 1947- 137 View Records 1861-1865 134 View Records Revolution, 1917-1921 134 View Records 1066-1485 131 View Records 1775-1865 131 View Records 1865-1950 131 View Records 1948- 129 View Records 1997- 129 View Records 1969-1974 128 View Records Civil War, 1936-1939 128 View Records 1882-1945 126 View Records 1976-2000 124 View Records 1929 122 View Records To 1775 119 View Records 1953-1961 115 View Records 1743-1826 114 View Records Medieval, 500-1500 111 View Records 1889-1945 109 View Records 1970- 108 View Records To 1865 108 View Records 1918-1933 107 View Records Ottoman Empire, 1288-1918 107 View Records 1960-1980 106 View Records 1913-1994 105 View Records 1917-1963 103 View Records 1979-1997 102 View Records 1994- 102 View Records 1944- 99 View Records 1982- 96 View Records 1976-2002 95 View Records 2017-2021 94 View Records 1837-1901 93 View Records 1961-1969 92 View Records To 332 B.C. 91 View Records 1964- 90 View Records Early modern and Elizabethan, 1500-1600 89 View Records 2003- 88 View Records 1815-1861 87 View Records 2001-2010 85 View Records 1942- 84 View Records 1988- 84 View Records 2011-2020 84 View Records 1993-2001 83 View Records 1801-1917 82 View Records 1941- 82 View Records 1949-1976 81 View Records 1950- 81 View Records 1969- 81 View Records 1977-1981 81 View Records 1789-1900 80 View Records 1985-1991 80 View Records 1929-1968 79 View Records 1976- 79 View Records 1954- 77 View Records 1961-1963 77 View Records