Challenger Space Shuttle Disaster (1986)
Tiananmen Square Massacre (1989)
Chechen Wars Casualties
Quebec Floods (2019)
Vargas Tragedy Landslide (1955)
Black Saturday Bushfires (2009)
Bhopal Gas Tragedy (1984)
Economic Crisis and Unemployment (2001)
Aral Sea Environmental Disaster
Oil Rig Explosions and Fires