The 47 Ronin
A timeless tale of honor and revenge, the true story of a group of samurai who became ronin (masterless samurai) after their Lord was forced to commit seppuku (ritual suicide) for assaulting a court official. After patiently waiting and planning, they execute an assault on Lord Kira's estate, and exact their revenge, knowing that they would be forced to commit seppuku to atone for their crime.
Starring Yoshizaburo Arashi, Utaemon Ichikawa, Daisuke Katō, Chôjûrô Kawarasaki, Kunitarô Kawarazaki, Seizaburō Kawazu, Mantoyo Mimasu, Mitsuko Miura, Kan'emon Nakamura, Mieko Takamine
Watch "The 47 Ronin" from streaming services HBO Max, Plex Free released in 1941. It's a drama and history movie, and has a rating of 7.2 out of 10 from Imdb which is usually fine for this kind of movie.