Merican Films Decisive Event/or Individual/ or Technology

1. Your task in this paper is to focus on a decisive event, pieces of technology, concept, individual, or group of individuals that played a role in the development of American cinema. Outline the specific origins and effects of this selected topic, and clearly explain its historical significance.
2. Please select a topic in American film history prior to 1940.
3. Please bold the thesis statement.
4. Make sure you cite 4 sources, do not use sources from website.

*Ill add more instructions in the file which is a document, please also follow that requirements.