Era
20th century
166
19th century
150
1974-
98
18th century
97
Period of discoveries, 1385-1580
84
16th century
76
1800-1899
64
17th century
63
1933-1974
62
1900-1999
60
To 1385
59
1910-1974
56
1889-1970
49
Early works to 1800
49
Modern, 1580-
47
Revolution, 1974
47
Joseph, 1750-1777
42
Revolution, 1640
41
1828-1834
38
1714-1777
36
Since 1974
32
Spanish dynasty, 1580-1640
32
To 1500
32
711-1516
28
1826-1853
27
1385-1580
26
1789-1900
26
To 1763 (New France)
26
1700 - 1799
25
1700-1799
25
21st century
25
Miguel I, 1828-1834
25
1918-1974
22
1640
21
1933-
21
1699-1782
19
Silurian
19
15th century
18
1900 - 1999
18
Medieval, 500-1500
18
1469-1524
17
1750-1777
17
1500-1599
16
1689-1761
16
1802-1866
16
1816-1826
16
1554-1578
15
1789-1815
15
Maria I, 1777-1816
15
1640-1723
14
more ...