Wherever traders went disease ( bubonic plague, typhus, chicken pox,small pox)went along with them Europeans, Africans, and Asians had already in counted and gained some immunity to but the native populations of America had never encountered as a result the sudden exposure wreck havoc on the native population. One of many diseases was Smallpox was deadly disease that appeared around 10 000 bc and killed 3 out of every 10 people who contracted it and left most of the rest with permanent scars .Chinese were known for their smallpox inoculation methods that helped to prevent the spread. …show more content…
More specifically, opium addiction which was the cause of the opium war opium war Was a war between the british and chinese the british didn't like the chineses trading terms and wanted more tea ,silk, and porcelains but the chinese thought trade would ruin their culture and had no need for anything the british made.
But opium introduced first as remedy for pain and only taken sparingly eventually turned to illegal recreational use and from there it spread rapidly 1722 the opiate addiction began to boom due much to help from the british and the chinese were infuriated yongzheng emperor banned opium use and 61 years later the jiaqing emperor banned importation and cultivation but trade was strong as ever despite the punishments. Which caused a series a battles the opium war which technically the british won but the trade imbalances still did not really even out after