With the intention of selling opium to the Chinese, and in the name of free trade, the British declared war on the Chinese Empire in 1839. Since then, disagreements between nations can be understood as economic disputes. A history of trade wars.
1954
1976
1994
1969
2005
1989
2008
2007
1998
2006
2001
1960
2004
2003
1990
1956
1988
1974