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.
House of Sverre The House of Sverre (Norwegian: "Sverreætten" ) was a royal house or dynasty which ruled, at various times in history, the Kingdom of Norway, hereunder the kingdom's realms, and the Kingdom of Scotland. The house was founded with King Sverre Sigurdsson. It provided the rulers of Norway from 1184 to 1319.