The city of Danzig was captured by the State of the Teutonic Order on 13 November 1308, resulting in a massacre of its inhabitants and marking the beginning of tensions between Poland and the Teutonic
Pomerelia (Pommerellen) while part of the monastic state of the Teutonic Knights.
The Duchy of Pomerelia, also known as the Duchy of Eastern Pomerania and Gdańsk Pomerania, was a duchy centred on Pomerelia, with Gdańsk as its capital.
Pomerelia as a part of the Teutonic Knights' state in the early 14th century