World War 1. American marines attacked by a German airplane at Vierzy during Soissons attack. After suffering 43% casualties, the Marines were relieved by French forces. The Battle of Soissons marked the end of the last major German offensive of the WW1. July 18-19, 1918. Lithograph by Lucian Jonas, 1927.. (BSLOC 2013 1 198) Stock Photo