list of genocides by death toll includes death toll estimates of all deaths that are either directly or indirectly caused by genocide . It does not include non strictly-genocidal mass killing ( variously called mass murder , crimes against humanity , politicide , classicide , war crimes ) such as the Thirty Years War ( 7.5 million deaths ) , Japanese war crimes ( 3 to 14 million deaths ) , the Red Terror ( 100,000 to 1.3 million deaths ) , the Atrocities in the Congo Free State ( 1 to 15 million deaths ) , the Great Purge ( 0.6 to 1.75 million deaths ) or the Great Leap Forward ( 15 to 55 million deaths )
Japanese war crimes
Japanese war crimes
List of genocides by death toll