A detailed diagram illustrating the hierarchy of the Roman military, featuring a central figure of a Roman soldier in armor, with various ranks and positions branching out from him. The diagram includes sections on 'Commanders of Roman Military Generals', 'Legions or Military Tribunes', 'Centurions', 'Roman Standard', 'Optio and Tesserarii', and 'Soldiers'. Each section is represented by a box with a brief description, and the soldier in the center is holding a sword and shield.