The killings were part of a series of reprisals on Catholics for IRA attacks in Belfast and elsewhere . The following week saw an incident known as the " Arnon Street killings " , in which five Catholics were killed by uniformed police in revenge for the killing of a policeman on the Old Lodge Road . In total , 452 people would be killed in Belfast in the conflict between June 1920 and July 1922 – 267 Catholics and 185 Protestants
Arnon Street killings
Arnon Street killings
McMahon killings