The Great Depression (1929)
Nanjing Massacre (1937)
Great Patriotic War Losses (WWII)
COVID-19 Pandemic in Canada
Air France Flight 447 Crash (2009)
Sydney Siege (2014)
Nirbhaya Gang Rape Incident (2012)
Political Repression during Dirty War
Semipalatinsk Nuclear Testing Impact
Oil Rig Explosions and Fires