Seine-Maritime Seine-Maritime Seine-Maritime () is a department of France in the Normandy region of northern France. It is situated on the northern coast of France, at the mouth of the Seine, and includes the cities of Rouen and Le Havre. Until 1955 it was named Seine-Inférieure. The department can be split into three main areas: The département was created in 1790 as Seine-Inférieure, one of five departements that replaced the former province of Normandy. In 1800 five arrondissements were created within the département, namely Rouen, Le Havre, Dieppe, Neufchatel and Yvetot, although the latter two were disbanded in 1926. On 18
Seine River Crossing at Mantes-Gassicourt fulfilled a prophecy made a week earlier—that "the battle of Normandy is rapidly developing into the Battle of Western France." Having decided to send part of Patton's force down the west bank of the Seine, the Allied commanders saw a coincident opportunity to seize a bridgehead on the east bank of the river as a springboard for future operations. The XV Corps thus drew a double mission—the 5th Armored Division was to attack down the west bank while the 79th Infantry Division established a bridgehead on the east bank. In his order issued on 20 August, General Montgomery cautioned: "This