Question: The Derry Citizen's Defense Association was organized in response to which police force known as the most dangerous police force in the world?
Sentence (from "Royal Irish Constabulary"): The Royal Irish Constabulary (RIC, Irish: "Constáblacht Ríoga na hÉireann"; simply called the Irish Constabulary 1836–67) was the police force in Ireland from the early nineteenth century until 1922.
Relevant evidence: No