Era
20th century
17
21st century
15
1989-
7
19th century
5
1945-
4
Victoria, 1837-1901
3
1990-
2
1492-1648
1
1500-1699
1
1564-1616
1
1648-1715
1
16th century
1
1724-1804
1
1789-1900
1
17th century
1
1837-1901
1
1844-1900
1
1891-1937
1
1899-1902
1
18th century
1
1900-1999
1
1945-1989
1
1947-
1
1971-
1
1980-
1
1985-
1
1991-
1
1993-
1
2010
1
Civil War, 2011-
1
Elizabeth II, 1952-
1
Partition, 1947
1
To 1830
1