Challenger Space Shuttle Disaster (1986)
Tiananmen Square Massacre (1989)
Chernobyl Nuclear Disaster (1986)
Great Depression Effects in Canada
Brumadinho Dam Collapse (2019)
Cyclone Tracy (1974)
Bhopal Gas Tragedy (1984)
Political Repression during Dirty War
Charyn Canyon Flooding
Tamanrasset Floods (2020)