Bornholm Bornholm Bornholm (; ) is a Danish island in the Baltic Sea, to the east of the rest of Denmark, south of Sweden, northeast of Germany and north of the westernmost part of Poland. Occupying an area of , the island had a total population on 1 January 2018 of 39,632. Among Bornholm's chief industrial activities are dairy farming and arts-and-crafts industries such as glass production and pottery using locally worked clay. Tourism is also important during the summer months. The island is home to an especially large number of Denmark's round churches. The island is known as "solskinsøen" ("Sunshine
Battle of Bornholm (1456) compared to the Danish and Livonian 16, was victorious; the outcome demonstrated the importance of light, fast ships which could attack quickly and with the element of surprise. The battle helped to establish a naval blockade of the Teutonic state in Prussia, and together with the subsequent and more significant Polish-Prussian naval victory in the Battle of Vistula Lagoon contributed to the overall victory of Poland in the Thirteen Years' War. 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)