![He plans to torture Kate with "Kill Kenny"](http://photos.travelblog.net/375866/996394/s/9585512-he-plans-to-torture-kate-with-quot-kill-kenny-quot-0.jpg "He plans to torture Kate with "Kill Kenny"")
Celtic tribes arrived on the island between 600-150 B.C. Invasions by Norsemen that began in the late 8th century were finally ended when King Brian BORU defeated the Danes in 1014. English invasions began in the 12th century and set off more than se...more history