Era
1980
8
Quaternary
5
Paleozoic
4
2010
3
1852-1919
2
-1924
1
1751-1801
1
1775-1783
1
1812 - 1815
1
1872
1
1903-1964
1
1983
1
2000
1
2000-2099
1
21st century
1
From 2 million years ago
1
From 230 million to 5 billion years ago
1
From 230 to 570 million years ago
1
Precambrian
1
Revolution, 1775-1783
1
War of 1812
1