20th century 652
19th century 161
1900-1999 118
21st century 52
1846-1850 41
To 1846 40
1800-1899 29
1850-1950 26
1951- 25
18th century 24
Forced removal and internment, 1942-1945 16
2000-2099 13
1800-1999 11
1867-1959 10
17th century 7
1802-1858 7
1887-1953 7
1929 7
1961-1970 7
20e siècle 7
1713-1784 6
1900-2099 6
1929- 6
1930- 6
1938- 6
1966- 6
Civil War, 1861-1865 6
Edo period, 1600-1868 6
1886-1958 5
1902-1968 5
1907-1993 5
1927-1993 5
1936- 5
1939-1945 5
Pleistocene 5
-1853 4
1829-1916 4
1863-1951 4
1872-1957 4
1890-1976 4
1922- 4
1928- 4
1934- 4
1940- 4
1942- 4
1944- 4
1946- 4
1967- 4
1975-1979 4
Miocene 4
Pliocene 4
Since 1951 4
-approximately 323 B.C. 3
1803-1880 3
1810-1886 3
1815-1879 3
1822-1841 3
1824-1893 3
1867-1955 3
1878-1968 3
1888-1973 3
1894-1977 3
1900 - 1999 3
1904-1986 3
1914-2006 3
1923-1973 3
1931- 3
1939- 3
1941- 3
1945-1989 3
1946-1993 3
1947-2024 3
1950- 3
1954- 3
1965- 3
1979-1997 3
1981-2001 3
1989- 3
2022 3
Cenozoic 3
Conquest, 1522-1548 3
Ming-Qing dynasties, 1368-1912 3
Neogene 3
Tertiary 3
approximately 1540-1596 3
-1400 2
-1916 2
1564-1616 2
1600-1799 2
16th century 2
1735-1788 2
1789-1869 2
1803-1882 2
1815-1900 2
1816-1870 2
1820-1859 2
1820-1882 2
1823-1889 2
1828-1908 2
1830-1885 2