To what extent was the United States' involvement in the war between Japan and China caused Japan to attack Pearl Harbor? , which occurred on December 7, 1941. The analysis will examine the role of the United States in the cause of Pearl Harbor and examine other reasons that contributed to the cause of Pearl Harbor. He will look at the effect of Pearl Harbor on the United States, as well as how it affected Japanese Americans. This investigation will include an evaluation of the origin, purpose, value and limitations of two documents used for research: the Pearl Harbor event scenario written by the United States government and Malcom Darien S., the collected documents on the events leading up to Pearl Harbor focus specifically on American involvement.B: Summary of Evidence: Japan Lights the Spark: Tensions Begin (Twenty-one Demands, 1915) • These demands were formulated by the Empire of Japan during the First World War by Ōkuma Shigenobu. (Michael Duffy) (4) • Japan's control over Manchuria and the Chinese economy expanded considerably. (Michael Duffy) (5) • Japan had little success in achieving its goals, but lost much reputation with Britain. • The Chinese responded by boycotting Japanese products. • Japanese exports to China fell by 40% (Highbeam research) (2) • More negative than positive results of the demands. • The United States in particular was primarily against Japanese actions that greatly affected the lives of Japanese Americans. (Highbeam search) (4) US involvement: financing from China (Franklin D. Roosevelt) (1939):...... middle of paper ...... together a reaction from Japan to the actions of the United States so that the United States can be held fully responsible for the heavy provocation of the attack on Pearl Harbor. The resolution could have been completely different if the United States had just stood by and not gotten involved in the conflict, but history has shown that the United States would never take that path and would always seek to profit from it at all costs. : SourcesWorks consulted: "Pearl Harbor." History.com. A&E Television Networks, and Web. April 7, 2014. “Twenty-one demands. » Info please. Info please, and Web. April 10, 2014. “21 Requests” First World War.com. Malcom Darien S., nd Web. April 10, 2014. “Pearl Harbor: a rude awakening. » BBC News. BBC and Web. April 7, 2014.Miles, Sherman. "Pearl Harbor in Retrospect." The Atlantic. Atlantic Media Company, July 1, 1948. web. April 10. 2014