Nidaros, Niðarós or Niðaróss was the medieval name of Trondheim when it was the capital of Norway's first Christian kings. It was named for its position at the mouth of the River Nid.
Olaf Haraldsson, also called Saint Olaf, Olaf the Holy, Olaf II, and Olaf the Stout or "Large", was King of Norway from 1015 to 1028. Son of Harald Grenske, a petty king in Vestfold, Norway, he was po
Nidaros
…with a Lutheran diocese. The Christianization of Norway was begun by Haakon the Good (d. 961) and was continued by Olaf Trygvesson (d. 1000) and Saint Olaf Haraldsson (d. 1030), two Vikings who had converted (and been baptized) at Andover in England and Rouen in Normandy, respectively. Olaf Trygvesson founded Nidaros…
Coin of Olaf dated 1023–1028
Saint Olaf of Norway, by Pius Welonsky (1893) in Sant'Ambrogio e Carlo al Corso, Rome
Saint Olav at the Battle of Stiklestad by 19th century artist Peter Nicolai Arbo
St. Olaf with his ax on a bishop's crozier, walrus ivory, Norway c. 1375–1400