 Complete the following phrase:  At the start of the Second World War in 1939, nineteen Arras-class avisos had been retired and only eleven still remained in active service. Several ships of the class were active in the evacuation of Allied Forces after the collapse of France in June 1940. One of which, Vauquois was sunk by a naval mine in 18 June 1940. After the Armistice of 22 June 1940 was signed between Nazi Germany and the French Third Republic, the French navy became split in two. French navy ships in British ports were interned and soon passed to the fledgling Free French Naval Forces. These were Amiens, Arras, Belfort, Coucy, and Epinal. Those ships still in France and her colonial empire swore allegiance to the new collaborationist Vichy French government of Philippe Pétain. Calais participated in the defence of Dakar in September 1940. Tahure, which was stationed in Vichy-controlled French Indochina during the French-Thai war and participated in the Battle of Koh Chang on 17 January 1941. Tahure was sunk by the United States having declared war on the Vichy French government with Operation Torch on 29 April 1944. While in Vichy French service, Lassigny was retired in 1941 and Ypres formerly Dunkerque was retired April 1942. Les Éparges 