This page is for listings and accounts of individual atrocities. (See atrocity for information about the general concept.)
- 2007-08-14 2007 Kahtaniya bombings in Iraq: possibly 500 killed
- 2001-09-11 attacks: approximately 2700 lives lost
- 1956+: Minamata disease
- 1945-08-06 Atomic bombings of Hiroshima and Nagasaki: approximately 200,000 killed in the (so far) only uses of nuclear weapons against humans
- 1941-1943~ The Holocaust: over 9,000,000 killed
- The Lesser Unpleasantries of the Twentieth Century: wars and mass killings costing fewer lives than the American loss in Vietnam (58,135), but more than the number of murders in America in 1995 (21,597).