Following the German invasion of France and the Low Countries, the British Expeditionary Force (BEF) and French troops were cut off and pinned against the English Channel at the port of Dunkirk. Facing total annihilation, the British launched Operation Dynamo, a desperate naval evacuation. Over nine days, a makeshift fleet of nearly 900 vessels—including destroyers, fishing boats, pleasure yachts, and lifeboats—braved constant air attacks to rescue the soldiers. While the Allies lost nearly all their heavy equipment, they successfully evacuated over 338,000 troops. Winston Churchill called it a 'miracle of deliverance,' as the saved manpower formed the core of the future army that would eventually liberate Europe. The 'Dunkirk Spirit' became a lasting symbol of British resilience and civilian contribution to the war effort.