Complex sentence: In 1966, the King of Norway made Nystedt a Knight of the Order of St. Olav in recognition of his contributions to Norwegian music, and in 2002 the King of Norway made him Commander of St. Olav.
Split into simpler sentences: In 1966, the King of Norway made him Knight of the Order of St. Olav in recognition of his contributions to Norwegian music. And in 2002 the King of Norway made him Commander of St. Olav.