In August 1916, a 17-year-old Indiana Jones, enlisted under the name "Henri Defense", fights in the Great War with the Belgian army. After his commanding officers are killed in combat, he takes charge of the remaining 9th Belgian Infantry and is reassigned to the French 14th Company for the Battle of the Somme.
The Adventures of Young Indiana Jones: Trenches of Hell
Indiana Jones, disguised as Henri Defense, leads his surviving troops in a desperate battle in Flanders after the devastating loss of his commanding officers in August 1916.