The seven-plus centuries of organized torment originated in a letter from Pope Adrian IV in 1155, which empowered King Henry II to conquer Ireland and its “rude and savage people.” It was decreed that the rogue Irish Catholic Church, a mutt’s mash of Celtic, Druidic, Viking and Gaelic influences, had strayed too far from clerical authority, at a time when English monarchs still obeyed Rome.
