Era
20th century
58
19th century
27
1900-1999
11
1800-1899
7
21st century
6
1880-1956
5
18th century
5
2000-2099
4
To 1500
4
-1362
3
1453-1800
3
15th century
3
1821-
3
1859-1943
3
1868-1927
3
1870-1949
3
1874-1960
3
Since 1950
3
approximately 1350-1415
3
1242-approximately 1310
2
1400-1499
2
1453-1821
2
16th century
2
17th century
2
1800-1999
2
1849-1936
2
1851-1911
2
1851-1919
2
1877-1963
2
1883-1959
2
1892-1951
2
1900-2099
2
1914-1997
2
1917-1944
2
1939-
2
1950-
2
Civil War, 1944-1949
2
To 146 B.C
2
War of Independence, 1821-1829
2
-1036
1
-1380?
1
-1563
1
-1843
1
-1961
1
-approximately 1780
1
1350-1425
1
1468-1541
1
1470-1547
1
1500-1599
1
1509-1564
1
more ...