Bornholm is the result of a merger of the five former (1 April 1970 until 2002) municipalities on the island (Allinge-Gudhjem, Hasle, Nexø, Rønne and Aakirkeby) and the former Bornholm County. Bornholm Regional Municipality was also a county in its own right during its first four years from 1 January 2003 until 31 December 2006. From 1 January 2007 all counties were abolished, and Bornholm became part of the Capital Region of Denmark whose main responsibility is the health service. The municipality still retains its name Bornholm "Regional" Municipality. The island had 21 municipalities until March 1970, of which 6 were
Battle of Bornholm (1456) Battle of Bornholm (1456) The Battle of Bornholm was a naval battle which took place near the Danish island of Bornholm, between privateers from the city of Gdańsk (Danzig) and a transport convoy of Danish and Livonian ships which were attempting to bring supplies and reinforcements to the Teutonic Knights in Prussia, during the Thirteen Years' War (1454–66) between the Kingdom of Poland and the Prussian Confederation on one hand, and the Monastic State of the Teutonic Knights on the other. The battle took place on the night of 14 August 1457. The Gdańsk flotilla, composed of only 3 ships