What we know – and how
The life
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5 Sep 1540BornKøbenhavn Slot, Slotsholmen, København, Region Hovedstaden, DanmarkUnsourced
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1563NorwayThe Northern Seven Years' WarMagnus is 23Read more
The longest and most destructive of the wars between Denmark–Norway and Sweden. The Swedes besieged Akershus and burnt Sarpsborg, Skien and Hamar among others.
Source: Den nordiske sjuårskrigen
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28 Mar 1583
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