Historical Period
20th century
68
21st century
22
19th century
15
2001-2009
8
1989-
7
1945-
4
1945-1989
4
1925-2003
3
1971-
3
1971-1979
3
To 1900
3
1509-1564
2
1789-1815
2
1809-1865
2
1855-1925
2
1861-1865
2
1918-1933
2
1945-1955
2
1946-
2
1980-
2
1986-
2
1993-
2
Bombardment, 1945
2
Boxer Rebellion, 1899-1901
2
Ming dynasty, 1368-1644
2
Song dynasty, 960-1279
2
16th century
1
1775-1865
1
1789-1900
1
17th century
1
1801-1917
1
1847-1934
1
1849-1877
1
1863-1938
1
1866-1871
1
1867-1918
1
1868-
1
1871-1918
1
1871-1933
1
1890-1969
1
18th century
1
1900-1999
1
1900-2099
1
1912-1945
1
1913-1921
1
1914-1918
1
1914-1945
1
1917-1945
1
1921-1923
1
1923-1929
1
more ...