Watch Warbirds of World War II (1970) : Full Movie Online Free From the Battle of Britain to the Dresden bombings, some of the most intense combat of World War II occurred in the airspaces over Europe. This multi-volume box set offers a comprehensive account of the aircraft that helped bring the Allies to victory, including the B-17 Flying Fortress, the B-24 Liberator, the P-51 Mustang, and many more.