Era
20th century
79
21st century
12
2000-2099
7
19th century
5
1900-1999
4
1846-1950
2
1923-2002
2
1951-
2
1986
2
2010?
2
Republic, 1836-1846
2
1700-1799
1
1785-1851
1
1788-1851
1
1793-1863
1
1800-1899
1
1800-1999
1
1806-1861
1
1815 - 1875
1
1815-1875
1
1835-1846
1
1835-1857
1
1836 - 1846
1
1836-1846
1
1838-1925
1
1841-1926
1
1846 - 1950
1
1846-1848
1
1848-
1
1850-1894
1
1857
1
1862-1935
1
1865-
1
1866-1895
1
1873
1
1878-
1
1885-1972
1
1887
1
18th century
1
1900
1
1917-
1
1922-1998
1
1931
1
1939 - 1945
1
1940-
1
1947-
1
1949-
1
1959-
1
1960-1980
1
1962
1
more ...