An unpublished documentary film proposed in restored version. 100 million meters of film viewing, film libraries inventoried 11 countries and 3 years of work were needed to bring these documents. This documentary evokes the destruction of the Nazi war machine with a particular emphasis on air power. The most significant events are recounted as the Normandy landings, the battle of Paris, the last German offensive with the historical siege of Bastogne and the landing on the island of Elba. Also shown are the bombing of German industrial centers, and the liberation of concentration camps.