Polytechnique Montréal

On December 6, 1989, 25-year-old Canadian Marc Lépine entered the campus of and fatally shot 14 women, wounding 10 other women and four men before killing himself on campus. For more than 30 years, the massacre was the deadliest shooting incident in modern Canadian history, until April 2020, when a gunman slew 22 people in the Nova Scotia rampage.