The book "Walt Disney Goes to War" explores how Walt Disney and his studio played a significant role in supporting the United States government and its war efforts during World War II. Disney and his team used their creativity, storytelling skills, and animation expertise to produce a wide range of materials, including training films, propaganda cartoons, educational projects, and morale-boosting entertainment for both American troops and the public at home. Through their contributions, Disney and his studio played an influential part in mobilizing public support for the war effort and disseminating important messages and information related to the conflict.