A letter written in this region condemns slave traders as “fellow-citizens of demons” and “savage wolves devouring the people of God.” After a dispute over the date of Easter, a missionary from this region who was banished from Austrasia established a monastery at Bobbio. After the abduction of some of his parishioners, a bishop of this region excommunicated the warlord Coroticus. The history of this region dating back to the flood in Genesis was chronicled in the Annals of the (*) Four Masters, (10[1])which heavily referenced an earlier mythologized history of this region called the Book of (10[1])Invasions. (10[3])An illustrated manuscript (10[1])called the (10[1])Book of Kells is named for (-5[1])a monastery in this region founded by its native saint Columba. For 10 points, name this island where Christianity was introduced by Saint Patrick. ■END■ (10[1])