What was the name of the first commercially successful motion picture?

The first commercially successful motion picture is "The Great Train Robbery." Released in 1903, this film is often credited with demonstrating the potential of cinema as a mass entertainment medium. Its innovative techniques and storytelling format captured the public’s imagination and helped pave the way for the future of film as an industry.

"The Great Train Robbery," running just over 12 minutes long, utilized various filming techniques that were groundbreaking at the time, such as editing, multiple scenes, and shot composition. The film's narrative structure, which follows a train heist and the subsequent chase, provided audiences with a thrilling experience that was relatively new in cinema. The film led to significant box office success, proving that films could attract large audiences and generate considerable profits.

While the other titles listed are significant in film history, they either came later or had different impacts. "Birth of a Nation," released in 1915, is notable for its cinematic advancements but is highly controversial for its racist themes. "Frankenstein," released in 1931, is a classic horror film that contributed to the genre but did not achieve the same level of commercial success upon its initial release as "The Great Train Robbery." "The Jazz Singer," released in 1927,