Japanese Color Woodblock Print Kabayama, the Head of the Naval Commanding Staff, on board Seikyōmaru, Attacks Enemy Ships by Adachi Ginkō, 1894.
Roman Legionaries and Auxiliaries at the Danubian 'Limes' (frontier) in Winter. Early Second Century AD.
Sino-Japanese War scene by Ogata Gekkou 尾形 月耕 おがた げっこう
Ogata Gekko: Sino-Japanese War: Japanese Military Might Captures Pyongyang (Nisshin sensô, Nissei Heijô shôhô zu) - Museum of Fine Arts
Nazi posters promoting the Jugen Dienst - Hitler youth. wow. scary smiling children.
It depicts a battle between the lightly armed but battle-hardened Almogavars of the infamous Catalan Company and the French Knights of the Duchy of Athens. Description from deviantart.com. I searched for this on bing.com/images