Kỷ nguyên
20th century
404
21st century
197
19th century
115
1818-1883
55
18th century
48
Siglo XX
48
Siglo 20
47
1970-
34
1982-
30
1994-
29
S XX
27
17th century
24
16th century
23
Siglo XXI
20
Siglo 21
19
2008-
18
1945-
16
1988-
16
1864-1920
15
To 1500
15
Siglo 19
14
1975-
13
1927-1998
12
1939-1975
11
1980-
11
1983-
11
1973-
10
2000-
10
Siglo XIX
10
Civil War, 1936-1939
9
S XXI
9
1891-1937
8
1930-2002
8
1955-1983
8
1973-1988
8
1858-1917
7
1883-1946
7
1974-
7
1990-
7
1858-1918
6
1871-1919
6
1988-2000
6
1982-1994
5
Medieval, 500-1500
5
Republic, 1931-1939
5
S XIX
5
Since 1970
5
1810-
4
1870-1924
4
1870-1940
4
hơn ...