In turn it commanded three groups: the Wehrmacht Netherlands Command ("Wehrmachtbefehlshaber Niederlande") or WBN, covering the Dutch and Belgian coasts and Army Group B, covering the coast of northern France with the German 15th Army (HQ in Tourcoing), in the area north of the Seine; the 7th Army, (HQ in Le Mans), between the Seine and the Loire defending the English Channel and the Atlantic coast, and Army Group G with responsibility for the Bay of Biscay coast and Vichy France, with its 1st Army, (HQ in Bordeaux), responsible for the Atlantic coast between the Loire and the Spanish border and the 19th Army, (HQ in Avignon), responsible for the Mediterranean coast.