Somme References Somme department, France Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Picardy…the northern départements of Oise, Somme, and Aisne. In 2016 Picardy was joined with the région of Nord–Pas-de-Calais to form the new administrative entity of Hauts-de-France. Read More…the northern départements of Oise, Somme, and Aisne. In 2016 Picardy was joined with the région of Nord–Pas-de-Calais to form the new administrative entity of Hauts-de-France. Read More