His military career included service in World War I , in Haiti and Nicaragua during the so - called Banana Wars of the 1920s , and in the seizure of Guadalcanal .
Del Valle was the first Hispanic three - star Marine general .
Del Valle 's military career included service in World War I , in Haiti and Nicaragua during the so - called Banana Wars of the 1920s , and in the seizure of Guadalcanal .
Del Valle was the first Hispanic three - star Marine general .