The Last Samurai (2003)

Nathan Algren is an American hired to instruct the Japanese army in the ways of modern warfare, which finds him learning to respect the samurai and the honorable principles that rule them. Pressed to destroy the samurai's way of life in the name of modernization and open trade, Algren decides to become an ultimate warrior himself and to fight for their right to exist. japan, loss of loved one, war crimes, sense of guilt, swordplay, general, samurai, war veteran, katana, sword, arms deal, homeland, emperor, language barrier, self-discovery, mountain village, foreign legion, mercenary, campaign, insurgence, leader, war strategy, gettysburg, slaughter, soldier, period drama, alcoholic, u.s. soldier, japanese army, warrior, 19th century, war trauma