Eating undercooked or raw poultry or red meat increases your risk for becoming infected with salmonella. Symptoms include abdominal cramps, fever and diarrhea and begin within 12 to 72 hours of consuming contaminated food.
Opium War. a war between Great Britain and China that began in 1839 as a conflict over the opium trade and ended in 1842 with the Chinese cession of Hong Kong to the British, the opening of five Chinese ports to foreign merchants, and the grant of other commercial and diplomatic privileges in the Treaty of Nanking.
(Society for  Anglo-Chinese Understanding) Before the First Opium War, China was  in a neutral state, but the two main things that brought it down  even further was the smuggling of opium into the country, and the  rise of free-trade imperialism.