Opium Wars to the name of a vessel at the starting point of the conflict. The war resulted in the second group of treaty ports being set up; eventually, more than 80 treaty ports were established in China, involving many foreign powers. All foreign traders gained rights to travel within China. Opium Wars The Opium Wars were two wars in the mid-19th century involving China and the British Empire over the British trade of opium and China's sovereignty. The clashes included the First Opium War (1839–1842) and the Second Opium War (1856–1860). The wars and events between them weakened the Qing dynasty
Immigration to China homeland. Several million may have done so since 1949. The largest influx came in 1978–79, when about 160,000 to 250,000 ethnic Chinese refugees fled Vietnam for southern China, as relations between the two countries worsened. Many of these refugees were settled in state farms on Hainan Island in the South China Sea. Another activity viewed as illegal is the influx of North Koreans into northeastern China. Some 1,850 North Koreans fled their country in 2004, but China views them as illegal economic migrants rather than refugees and sends many of them back. This is also due to pressure from North