Era
20th century
23
19th century
10
21st century
8
1394-1437
3
1430-1460
3
1451-1488
3
15th century
3
1564-1616
2
17th century
2
18th century
2
1969-1994
2
Civil War, 1642-1649
2
1204-1263
1
1284-1327
1
1387-1422
1
14th century
1
1507-1536
1
1542-1587
1
1649-1660
1
1665-1714
1
16th century
1
1760-1789
1
1789-1793
1
1800-1950
1
1816-1855
1
1818-1848
1
1820-1849
1
1913-1992
1
1918-1945
1
1944-1989
1
1945-1955
1
1949-
1
19th Century
1
Alexander II, 1855-1881
1
Athenian supremacy, 479-431 B.C.
1
Civil War, 1999-2003
1
Commonwealth and Protectorate, 1649-1660
1
Commune, 1871
1
Elizabeth, 1558-1603
1
Germanic Invasions, 3rd-6th centuries
1
Haakon Gamli, 1217-1263
1
Henry V, 1413-1422
1
Henry VIII, 1509-1547
1
John, 1199-1216
1
Nicholas I, 1825-1855
1
Partition, 1947
1
Peloponnesian War, 431-404 B.C.
1
Republic, 510-265 B.C.
1
Stuarts, 1603-1714
1
Unification, 1990
1
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