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'.
1992
1987
1969
1915
1984
2008
1914
1995
1923
1996
1938
1970
2016
1966
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2020
2010
