Era
20th century
129
1918-1945
105
1945-
101
1989-
97
21st century
95
Since 1989
63
1900-1999
62
19th century
54
1871-1918
53
1648-1715
51
2000-2099
44
Since 1945
42
17th century
38
18th century
35
476-1492
33
1789-1900
30
1517-1648
21
1848-1871
21
1648-1789
20
Since 1900
19
To 1500
19
1789-1815
17
1492-1648
14
16th century
14
1815-1871
14
1991-
14
1815-1848
13
1837-1901
13
1933-1945
11
1819-1901
9
Victoria, 1837-1901
9
Charles II, 1660-1685
8
1649-1660
7
1800-1899
7
1990-
7
1992-2010
7
Since 1991
7
1638-1715
6
1700-1799
6
1914-1940
6
1914-1945
6
1918-1933
6
1945-1989
6
Commonwealth and Protectorate, 1649-1660
6
1603-1714
5
To 1492
5
1558-1603
4
1769-1821
4
1815-1870
4
1871-1999
4
more ...