Events from the year 1788 in Denmark.
Incumbents Monarch – Christian VII Prime minister – Andreas Peter Bernstorff
Events September 24 September – The Theater War begins, when Denmark-Norway launches an attack on Sweden at Bohuslän as a diversion to support Russia, an ally of Denmark-Norway, who had in turn been attacked by Sweden in Gustav III's Russian War.
October 28 October Lorentz Petersen's wine company is founded in Copenhagen.
Undated Eriksholm Manor is completed to designs by Caspar Frederik Harsdorff.
Births
18 February - Princess Juliane Sophie of Denmark, princess of Denmark (died 1850) 26 July Ole Bang, medical doctor (died 1877) 27 August Frederik von Lowzow, civil servant and judge (died 1859) 3 September Hans Puggaard, businessman (born 1866) Henrik Gamst, businessman, politician and landowner (died 1751) 28 September - Gustav Friedrich Hetsch, architect (died 1864) 29 December – Christian Jürgensen Thomsen, archaeologist and arts administrator (died 1865) undated - Anna Salmberg, educator (died 1868)
Deaths
22 February Hans Christopher Hersleb, burgermaster of Copenhagen (born 1722)) 22 April Jens Bruun de Neergaard, judge and landowner (born 1742) 17 May – Dorothea Biehl, playwright, translator (born 1731) 21 June Mathias Lunding, mayor of Copenhagen and director of the Danish Asiatic Company (born 1728)
References