The Lytton Report was commissioned by the League of Nations to investigate the circumstances surrounding Japan's invasion of Manchuria in 1931. After extensive investigation, the report concluded in favor of China, describing the Japanese occupation as unjust and recommending the withdrawal of Japanese troops. The report's findings caused widespread outrage in Japan, where the government faced heavy pressure from nationalists and military leaders who viewed the League of Nations and its report as interference in Japan's sovereignty.On March 27, 1933, Japan officially withdrew from the League of Nations in direct response to the approval of the Lytton Report. This withdrawal was a clear indication of Japan's rejection of international oversight and a harbinger of its more aggressive foreign policy in Asia. Japan's departure also reflected the growing resentment against Western powers due to perceived injustices in the Treaty of Versailles and subsequent treaties, which many in Japan saw as discriminatory. As a result of its exit from the League, Japan became increasingly isolated on the international stage, setting the stage for further militaristic expansion and ultimately contributing to the outbreak of World War II in the Pacific.Japan’s decision not only diminished the authority of the League of Nations but also demonstrated the organization's limitations in managing aggressive state behavior. The fallout of this event influenced Japan's regional dynamics in East Asia and shifted the balance of power, leading to escalating tensions and military conflicts throughout the 1930s.