What institution was the site of the 1989 Montreal massacre of 14 female students?

💡 Explanation:

The École Polytechnique massacre, also known as the Montreal massacre, occurred on December 6, 1989. The event, where the gunman targeted only women, killed 14 female students and wounded 13 others. It is a seminal event in Canadian history that led to major discussions and subsequent amendments to federal gun control legislation. The day is now commemorated as the National Day of Remembrance and Action on Violence Against Women.