Duke Frederik of
Schleswig-Holstein become king over Denmark and his duchy is therefore
returned to the crown. He recognises the Swedish possession of northern
Bohuslän the following year.
Northern Bohuslän is
returned to Denmark
The duchies of Schleswig-Holstein are partitioned between Christian III and his
brothers Hans and Adolf. The latter’s duchy, Holstein-Gottorp, will
cause Denmark considerable troubles in the future.
Ditmarsken in Holstein and
the Estonian island of Ösel is conquered.
Duke Hans dies without sons
and his duchy is divided between king Frederik II and duke Adolf of
Holstein-Gottorp.
The Torstensson war 1643-45
ends with considerable territorial losses to Sweden.
Denmark’s intervention in the northern war results in additional
disastrous losses to Sweden.
Sweden tries to conquer the
entire Danish monarchy 1658-60. But Denmark manages to take back Trondheim's
county and the island of Bornholm.
The Danish king Frederik III
inherits the German county of Oldenburg.
The Schleswig part of Holstein-Gottorp is returned to the crown as a
result of the great northern war. Greenland is also colonized this year.
Oldenburg is exchanged for
the remaining parts of Holstein-Gottorp.
Sweden force Denmark to
exchange Norway for Vorpommern.
The congress in Vienna
decides that
Denmark must exchange Vorpommern with Lauenburg.
The duchies of Schleswig and
Holstein are lost to Prussia and Austria after a short war.
Northern Schleswig is
returned to Denmark after a plebiscite.
