Trondheim Luxembourg. Broad avenues like "Munkegaten" were created, with no regard for property rights, in order to stop the next fire. At the time, the city had a population of roughly 8000 inhabitants. After the Treaty of Roskilde on 26 February 1658, Trondheim and the rest of Trøndelag, became Swedish territory for a brief period, but the area was reconquered 10 months later. The conflict was finally settled by the Treaty of Copenhagen on 27 May 1660. During the Second World War, Trondheim was occupied by Nazi Germany from 9 April 1940, the first day of the invasion of Norway, until
Trondheim oldest theatre still in use in Scandinavia. The city also features an alternative theatre house Teaterhuset Avant Garden, and the theatre company Teater Fusentast. Trondheim has a broad music scene, and is known for its strong communities committed to rock, jazz and classical music. The city's interest in Jazz and classical music are spearheaded by the music conservatory at NTNU which has been called one of the most innovative in the world, and the municipal music school, "Trondheim Kommunale Musikk- og Kulturskole". The Trondheim Symphony Orchestra and the Trondheim Soloists are well-known. The city also hosts a yearly Jazz festival,