Era
20th century
76
17th century
53
19th century
41
Civil War, 1642-1649
40
To 1500
31
18th century
25
1900-1999
23
1063-1536
22
1536-1700
21
1063-1284
18
1284-1536
18
21st century
17
1914-1953
14
Middle Ages, 600-1500
12
16th century
11
To 1063
11
2000-2099
9
To 1536
9
1066-1485
8
1800-1899
7
To 1550
7
d. 1649
7
1700-1799
6
1800-1999
6
Charles I, 1625-1649
6
Commonwealth and Protectorate, 1649-1660
5
Early modern, 1500-1700
5
William and Mary, 1689-1702
5
1066-1687
4
1100-1400
4
1700-1899
4
1913-2000
4
600-1500
4
Medieval period, 1066-1485
4
Middle English, 1100-1500
4
Revolution, 1789-1799
4
d. 1695
4
1146?-1223?
3
1239-1307
3
1500-1700
3
1586-1666
3
1660-1688
3
1900-2099
3
1945-
3
Cambrian
3
Middle Ages, 500-1500
3
Siege, 1648
3
Silurian
3
To 1800
3
active 1100-1120
3
more ...