Era
20th century
4
1644-1912
2
1949-
2
19th century
2
2000-
2
2002-
2
21st century
2
Opium War, 1840-1842
2
1837-1901
1
1868-1912
1
1883-1946
1
1912-1945
1
1912-1949
1
1944-
1
1945-
1
1947-
1
1949-1976
1
1976-
1
1976-2002
1
1979-1997
1
Civil War, 1945-1949
1
Cultural Revolution, 1966-1976
1
Republic, 1912-1949
1
Showa period, 1926-1989
1
Tiananmen Square Incident, 1989
1
Transfer of Sovereignty from Great Britain, 1997
1
Victoria, 1837-1901
1
b.1900
1