The last military actions of the conflict with Peru were on May 8, 1933 and in which there was an aerial engagement between the two forces. Peruvian planes were attacking the fluvial fleet of Colombia over the Algodón River and were surprised by the Colombian squadron. One of the Peruvian aircraft, a Douglas O-38P was gunned down and taken to Colombian territory. On May 24, 1933 a cease fire was declared after an agreement was reached with the intervention of the League of Nations. The town of Leticia was returned to Colombia. The captured plane was then returned to Peru. As a result of the war, four pilots died in four accidents during non-combat related actions. Among these was one of the German pilots. Four planes were lost in these accidents a Falcon O-1, an Osprey C-14, a Junker F-13 and a Curtiss F-11.