Battle of Strangford Lough
... that Halfdan Ragnarsson, "king of the dark heathens", was killed at the Battle of Strangford Lough?
... that <a href="./Halfdan_Ragnarsson" id="mwCVk" rel="mw:WikiLink" title="Halfdan Ragnarsson">Halfdan Ragnarsson</a>, "king of the <a href="./Dubgaill_and_Finngaill" id="mwCVo" rel="mw:WikiLink" title="Dubgaill and Finngaill">dark heathens</a>", was killed at the <b id="mwCVs"><a href="./Battle_of_Strangford_Lough" id="mwCVw" rel="mw:WikiLink" title="Battle of Strangford Lough">Battle of Strangford Lough</a></b>?