Mass Murder 🇨🇦

Classification: reported
Incident Summary: On 1991, John-Peter Rivest, a 47-year-old man, killed four people and then himself in a 10-hour standoff with police in Montreal, QC. The incident involved a list of 18 names of people Rivest wanted to kill, with three of the victims being on the list and the fourth being an elderly woman not on the list.

Well-Supported Details:

• The incident occurred in 1991.
• John-Peter Rivest was a 47-year-old man at the time of the incident.
• Rivest killed four people and then himself in a 10-hour standoff with police in Montreal, QC.
• Rivest had a list of 18 names of people he wanted to kill.
• Three of the victims were on the list, and their names had been scratched off.
• The fourth victim was the elderly mother of one of the victims, but her name was not on the list.

Unverified or Conflicting Claims: None identified.

Source Quality Notes:

• Source 1: [news] https://www.newspapers.com/newspage/424455807/?locale=en-GB - No article text available for reliable summarization, but the URL suggests a credible news source.
• Source 2: [other] https://www.upi.com/Archives/1991/04/15/Gay-gunman-planned-rampage-police-say/6010671688000/ - A credible news source with a clear summary of the incident.