On this day in 942 – William Longsword of Normandy was ambushed and assassinated by supporters of Arnulf I, Count of Flanders, while the two were at a peace conference to settle their differences. 
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On this day in 942 – William Longsword of Normandy was ambushed and assassinated by supporters of Arnulf I, Count of Flanders, while the two were at a peace conference to settle their differences. 
