Era
20th century
15
1865-1950
9
1900-1999
6
20e siècle
6
Ordovician
6
Ordovicien
6
From 425 to 500 million years ago
5
1800-1899
4
19th century
4
Devonian
4
Revolution, 1775-1783
4
1822-1913
3
1951-
3
2001
3
Colonial period, ca. 1600-1775
3
Dévonien
3
From 230 to 570 million years ago
3
Paleozoic
3
Paléozoïque
3
1775-1783
2
1775-1783 (Révolution)
2
1775-1865
2
1777
2
17th century
2
1858-1919
2
1865-
2
1868-1944
2
1882-1945
2
1933-1945
2
19e siècle
2
21st century
2
Cambrian
2
From 345 to 405 million years ago
2
From 570 million to 5 billion years ago
2
Precambrian
2
Précambrien
2
-1782
1
1600-1775
1
1607-1646
1
16th century
1
1715-1774
1
1812, Guerre de
1
1812-1815
1
1818-1881
1
1836-1910
1
1839-1846
1
1856-1925
1
1875
1
1886-
1
1886-1957
1
more ...