Pandemics 1832-1847 From my book, About Canada, Toronto, Civil Sector Press, 2012. Some 52,000 immigrants, mostly destitute Irish, arrived at Quebec in 1832, carrying with them the cholera pandemic to first reach North America. An estimated 9,000 people died of cholera in Lower and Upper Canada in the first pandemic. By 1872, an estimated 20,000 […]