sentences:  The historical accounts of Eric's death point to more complex circumstances, but Northumbrian politics are to the fore.Following a report on the invasion of Scotland by William I in 1072, the "Historia regum" attributed to Symeon of Durham recalls that Eric was driven out and slain by one Maccus son of Onlaf.The "Flores historiarum" (early 13th century) by Roger of Wendover is thought to have relied on a northern source now lost to us when it adds the following details