Era
1945-
41
Since 1945
30
20th century
14
Archaean
7
Precambrian
6
1900-1999
4
From 2 to 5 billion years ago
4
From 570 million to 5 billion years ago
4
Cenozoic
3
Quaternary
3
1939-1945
2
1945-1989
2
From 2 million years ago
2
Geschichte 1945-1990
2
1265-1321
1
1723-1780
1
1809-1882
1
1821 - 1999
1
1821-1900
1
1841-1901
1
1846-1932
1
1851-1901
1
1891-1901
1
1894-1965
1
1900 - 1999
1
1905-
1
1905-1997
1
1905-1999
1
1907-1997
1
1909
1
1912-1990
1
1914 - 1918
1
1914-
1
1914-1991
1
1918-
1
1939 - 1945
1
1945-1983
1
1945-1984
1
1963
1
1971-1990
1
1975-
1
1984-
1
1987
1
1988
1
1991-
1
1991-2014
1
19th century
1
Arachaean
1
Cambrian
1
From 10 thousand to 2 million years ago
1
more ...