Era
21st century
106
20th century
92
2000-2099
49
1989-
35
19th century
32
1945-1989
30
1900-1999
25
18th century
19
1945-
19
2001-2009
19
1991-
18
1951-
17
Since 1900
15
17th century
13
2002-
11
1980-
10
2001-
9
Since 1945
9
1960-
8
1999-
8
2009-2017
8
Since 1989
8
Since 1991
8
Since 1999
8
1946-
7
1990-
7
2017-
7
1949-
6
Revolution, 1910-1920
6
Since 1980
6
Since 2000
6
1800-1899
5
1985-2002
5
2000-
5
2007-
5
Since 2001
5
To 1500
5
1421-1737
4
1775-1783
4
1865-1933
4
1900-2099
4
1910-1946
4
1947-
4
1952-1999
4
1961-1999
4
1970-1981
4
1975-
4
1985-1991
4
1988-
4
1994-
4
more ...