The shipwreck of the Empress of Ireland happened just before the start of World War I and was the worst maritime disaster in Canadian history to happen during peacetime.
Research:

Percy Fawcett, Manuscript 512, and a Lost City in the Amazon, Pt. 2
37:10

Percy Fawcett, Manuscript 512, and a Lost City in the Amazon, Pt. 1
34:05

SYMHC Classics: Swill Milk
39:22