Sejm of the Grand Duchy of Posen

The Sejm of the Grand Duchy of Posen (German: Provinziallandtag des Großherzogthums Posen, Polish: Sejm Wielkiego Księstwa Poznańskiego) was the parliament in the 19th century Grand Duchy of Posen and the Province of Posen, seated in Poznań/Posen. It existed from 1823 to 1918. In the history of the Polish parliament, it succeeded the general sejm and local sejmik on part of the territories of the Prussian partition. Originally retaining a Polish character, it acquired a more German character in the second half of the 19th century.