https://ca.news.yahoo.com/mandatory-vaccinations-triggered-riot-montreal-113751233.html
The mandatory Smallpox Vaccinations that triggered a riot in Montreal in 1885
https://www.google.com/search?rlz=1C1CHZN_enCA935CA939&sxsrf=ALeKk02OikdO0Vvo_5DLqS9X1TffyN4lVw:1629358361213&source=univ&tbm=isch&q=images+montreal+riots+1885&sa=X&ved=2ahUKEwjXoNPyyLzyAhVZVs0KHan6CQUQjJkEegQIBxAC&biw=1920&bih=969#imgrc=Y3XSFbhWyOfA0MImages: Montreal Riot 1885