Era
1988-2000
1988-
146
1988 - 2000
68
Since 1988
40
2000-
38
1970-1988
26
20th century
19
1988
15
2000
15
1994
10
1900-2000
7
1996
6
1970-2000
5
1894-1968
4
1900-1999
4
1970 - 2000
4
1970-
4
21st century
4
Since 1970
4
1997
3
Peasant Uprising, 1994-
3
Siglo XX
3
1878-1923
2
1900 - 2000
2
1914-1992
2
1945-
2
1950-
2
1962-
2
1968-1980
2
1973-1988
2
1979-1990
2
1980-
2
1986-
2
1988-2001
2
1993-2001
2
1994-
2
2006
2
Since 2000
2
1810-
1
1900 - 1999
1
1936-
1
1950-2000
1
1951-
1
1953-
1
1970 - 1988
1
1988 - 2001
1
2000-2010
1
2000-2099
1
2004
1
2012
1
more ...