Of what countries was Strut-Harald's half-brother the king?
Harald Bluetooth Harald "Bluetooth" Gormsson (Old Norse: "Haraldr Gormsson" , Danish: "Harald Blåtand Gormsen" , died c. 985/86) was a king of Denmark and Norway.
Gryting, King of Orkdal Gryting was according to Heimskringla a king of Orkdal in the period leading up to Harald Fairhair's unification of Norway. He was the first leader in Trøndelag to make a stand against King Harald's ravaging of the country. At the battle of Orkdal Gryting's men were defeated and Gryting taken prisoner. After this Gryting swore allegiance to king Harald.