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 encompassed all English Channel and Atlantic Ocean ports and left the remainder "free" to be governed by the French. Adolf Hitler deliberately chose Compiègne Forest as the site to sign the armistice due to its symbolic role as the site of the 1918 Armistice with Germany that signaled the end of World War I with Germany's surrender. The best, most modernised French armies had been sent north and lost in the resulting encirclement; the French had lost their best heavy weaponry and their best armored formations. Between May and June, French forces were in general retreat and Germany threatened to