Era
20th century
1,402
19th century
698
1945-
441
1900-1999
399
18th century
329
17th century
314
21st century
308
To 146 B.C.
271
To 1500
246
16th century
230
1970-
187
To 332 B.C.
167
1800-1899
148
2000-2099
131
1066-1485
129
1918-1945
112
1865-1918
106
1783-1865
105
Since 1900
102
Early modern, 1500-1700
91
To 622
86
Since 1945
84
1800-1999
79
To 634
79
To 1783
78
Colonial period, ca. 1600-1775
67
1700-1799
65
1268-1559
62
To 1066
61
1980-
54
Victoria, 1837-1901
54
711-1516
50
1989-
46
1564-1616
45
332 B.C.-638 A.D.
41
Civil War, 1861-1865
40
1775-1865
38
1949-
37
1600-1699
36
1644-1912
34
1900-2099
34
960-1644
34
Middle English, 1100-1500
33
Revolution, 1775-1783
32
To 221 B.C.
32
To 640
32
1945-1989
31
Since 1970
31
1500-1700
28
1950-
28
more ...