China 1839. Because the British imports of opium into Southern China are creating such widespread medical and economic problems, the weak Manchu emperor Tao Kuang is forced to take action that precipitates the 'Opium War'.
1997
1979
2010
1931
1919
1985
1916
2023
1920
2017
1969
1957
1987
1935
2002
1894
1933
2003
1908
1993
