Era
20th century
19
1900-1999
10
18th century
3
19th century
3
1775-1783
2
1783-1815
2
1945-1970
2
265-30 B.C.
2
Republic, 265-30 B.C.
2
1661?-1731
1
1700-1799
1
1700-1899
1
1775-1815
1
1789-1820
1
1800-1899
1
1806-1861
1
1809-1892
1
1822-1888
1
1830-1894
1
1859-1952
1
1883-1963
1
1900-2099
1
1958-
1
1973-1988
1
1988-
1
21st century
1
30 B.C.-476 A.D.
1
Empire, 30 B.C.-476 A.D.
1
Geistesgeschichte 1700-1830
1
Since 1900
1
Victoria, 1837-1901
1