California Wildfires (multiple years)
Tiananmen Square Massacre (1989)
Vladimir Lenin's Death and Aftermath (1924)
COVID-19 Pandemic in Canada
Bus Fire Disaster in Rio (2019)
Great Barrier Reef Bleaching
Partition Violence (1947)
Plaza de Mayo Massacre (1955)
Industrial Pollution Incidents
Algerian Civil War Casualties (1991-2002)