Diplomatic history of World War II in the Dunkirk evacuation in late May/early June 1940. Tens of thousands of tanks, trucks and artillery guns were left behind, as well as all of the radios, machine guns, rifles, tents, spare parts and other gear. The new Prime Minister Winston Churchill pledged that Britain would continue to fight for France's freedom, even if it must do so alone. After Mers el Kebir, Britain recognised Free France as its ally and the legitimate government of France. The United States maintained diplomatic relations with Vichy (until late 1942) and avoided recognition of de Gaulle's claim to be the one and
Armistice of 22 June 1940 Germans thought the occupation would be a provisional state of affairs and last only until Britain came to terms, which was believed to be imminent. For instance, none of the French delegation objected to the stipulation that French soldiers would remain prisoners of war until the cessation of all hostilities. Nearly one million Frenchmen were thus forced to spend the next five years in prisoner of war camps (about a third of the initial 1.5 million prisoners taken were released or exchanged as part of the "Service du Travail Obligatoire" forced labour programme by the Germans, before the war ended).