Earlier the Crown Prince was Lieutenant-Commander of the Navy and Major of the Army and Air Force, so the promotion on Friday meant that he climbed 3 steps up the ladder. Crown Prince Haakon got his military education at the Royal Norwegian Naval Academy in Bergen.
- Crown Prince Haakon's biography at Kongehuset.no
- Aftenposten.no 7 May 2010.
- Press release no. 9/2010 from the the Royal Norwegian Ministry of Defence, 7 May 2010
- Ranks and insignias, the Norwegian Armed Forces