Ending life to alleviate suffering.

Targeted Killings: Law and Morality in an Asymmetrical World is a non-fiction compilation book about targeted killing edited by Claire Finkelstein, Jens David Ohlin, and Andrew Altman.

Mass killings under communist regimes occurred through a variety of means during the 20th century, including executions, famine, deaths through forced labour, deportation, starvation, and imprisonment.

The (also called the Miami Showband massacre) an attack on 31 July 1975 by the Ulster Volunteer Force, a loyalist paramilitary group.

a series of war crimes committed by five U.S. Army soldiers during the U.S. occupation of Iraq, involving the gang-rape and murder of 14-year-old Iraqi girl Abeer Qassim Hamza al-Janabi and the murder of her family on March 12, 2006.