Época
1893-1976
2
1949-1976
2
20th century
2
Opium War, 1840-1842
2
Siglo 20
2
1644-1912
1
1684-1733
1
18th century
1
1912-1949
1
1945-1989
1
1949-
1
1989-
1
21st century
1
Africa
1
Angola
1
Boxer Rebellion, 1899-1901
1
China
1
Cultural Revolution, 1966-1976
1
S XXI
1
Siglo 21
1
Siglo XX
1
Tang dynasty, 618-907
1