1376. Thus, upon Olaf's accession to the throne of Norway, Denmark and Norway entered personal union. Olaf's mother and Haakon's widow, Queen Margaret, managed the foreign affairs of Denmark and Norway during the minority of Olaf IV.
Margaret was working toward a union of Sweden with Denmark and Norway by having Olaf elected to the Swedish throne. She was on the verge of achieving this goal when Olaf IV suddenly died. However, Denmark made Margaret temporary ruler upon the death of Olaf. On February 2, 1388, Norway followed suit and crowned Margaret.
Queen Margaret knew that her power would be more secure if she were able to find a king to rule in her place. She settled on Eric of Pomerania, grandson of her sister. Thus at an all-Scandinavian meeting held at Kalmar, Erik of Pomerania was crowned king of all three Scandinavian countries. Thus, royal politics resulted in personal unions between the Nordic countries, eventually bringing the thrones of Norway, Denmark, and Sweden under the control of Queen Margaret when the country entered into the Kalmar Union.
Union with Denmark
After Sweden broke out of the Kalmar Union in 1521, Norway remained with Denmark until 1814, a total of 436 years. During the national romanticism of the 19th century, this period was by some referred to as the "400-Year Night", since all of the kingdom's royal, intellectual, and administrative power was centred in Copenhagen in Denmark. With the introduction of Protestantism in 1536, the archbishopric in Trondheim was dissolved, and Norway effectually became a tributary to Denmark, and the church's incomes were distributed to the court in Copenhagen instead. Norway lost the steady stream of pilgrims to the relics of St. Olav at the Nidaros shrine, and with them, much of the contact with cultural and economic life in the rest of Europe. Additionally, Norway saw its land area decrease in the 17th century with the loss of the provinces Båhuslen, Jemtland,
