Prussian Academy of Sciences was an academy.
The Royal Prussian Academy of Sciences ( Königlich-Preußische Akademie der Wissenschaften ) was an academy established in Berlin , Germany on 11 July 1700 , four years after the Akademie der Künste , or `` Arts Academy , '' to which `` Berlin Academy '' may also refer . In the 18th century , it was a French-language institution , and its most active members were Huguenots who had fled religious persecution in France .