I doubt these cartoons will be shown on very many TV stations this year at Christmas ... they're not 'kosher' for the little soldiers in training who are now being indoctrinated in the concepts of 'just wars' and service to the state.
Peace On Earth (1939) Christmas Classic MGM War Cartoon. Academy Award Nominee for Best Short Subject (Cartoon), 1940. Originally Released on December 09, 1939.
In 1955 Hanna-Barbera remade the classic, "Peace On Earth." Done in Cinemascope widescreen format, and updated with even more sophisticated methods of killing each other since 1939 (such as nukes).