Facts and Events
- the text in this section is copied from an article in Wikipedia
Haakon Sigurdarson (Haakon Jarl) (c. 937 – 995) was the de facto ruler of Norway from about 975 to 995.
- ↑ 1.0 1.1 Haakon Sigurdsson, in Wikipedia: The Free Encyclopedia. (Online: Wikimedia Foundation, Inc.).
- ↑ 2.0 2.1 Sigurdsson "the Mighty", son of Jarl SIGURD Haakonsson & his wife Bergljot Thoresdatter (Tröndheim mid-winter -murdered Trondheim 995), in Cawley, Charles. Medieval Lands: A prosopography of medieval European noble and royal families.