Morbihan 's a department in the northwest of France named after the Morbihan (small sea in Breton), the enclosed sea that's the principal feature of the coastline. History Morbihan's one of the original 83 departments created during the French Revolution on March 4, 1790. It was created from part of the former province of Brittany. Geography Morbihan's part of the current region of Bretagne and's surrounded by the departments of Finistère, Côte-d'Armor, Ille-et-Vilaine, and Loire-Atl… (More on Morbihan)