Which film marked the beginning of Walt Disney's transformative impact on animated feature films?

Walt Disney's transformative impact on animated feature films began with "Snow White and the Seven Dwarfs." Released in 1937, it was the first full-length cel-animated feature in motion picture history and set a new standard for animation. Disney not only innovated with the technology used to create the film but also incorporated a compelling narrative, richly developed characters, and advanced audio techniques that resonated with audiences.

The film's success demonstrated the potential of animated features to attract large audiences and perform well at the box office, paving the way for future animated films. "Snow White and the Seven Dwarfs" showcased how animation could, much like live-action films, evoke emotional responses and tell sophisticated stories, fundamentally transforming the medium and establishing Walt Disney as a pioneer in the industry. This film laid the groundwork for a new era of animated storytelling, influencing countless animations that followed.