Era
1880-1969
1
1899-1984
1
1900 - 1999
1
1900-1999
4
1900-2099
2
1907-1992
1
1917-1936
3
1917-1945
3
1917-1963
1
1929-1968
1
1945-
3
1945-1989
2
1946
1
1951-
1
1960
1
1960-
2
1960-2008
1
1965-2012
1
1974-
1
1975-
1
1989-
3
1990-
1
1991-
3
2000-2099
14
2008
1
2020
1
20th century
13
21st century
19
Geschichte 1980-2020
1
Since 1945
2
Since 1974
1
Since 1975
1
Since 1989
1
Since 1990
1
Since 1991
3