What was a major consequence of the U.S. involvement in WWII?

The establishment of the United Nations as a major consequence of U.S. involvement in World War II reflects the desire for a new international order aimed at preventing future global conflicts. Founded in 1945, the United Nations was conceived in the aftermath of the war as a means to foster international cooperation, promote peace, and provide a platform for dialogue among nations. The destructive nature of the war underscored the need for the international community to work together to address conflicts diplomatically and to protect human rights on a global scale. The presence of the United States as a founding member lent significant weight to this initiative, emphasizing its commitment to a cooperative future.

While other options pose important historical developments, they are distinct events connected to the period of WWII. The rise of Communism in Europe was influenced by wartime dynamics but is more closely associated as a pre-existing ideological conflict that was exacerbated by the war. The end of the Great Depression is related to the economic mobilization for war, but the war was a catalyst for economic recovery rather than a direct result of U.S. military involvement itself. The beginning of the Cold War emerged following the complexities of post-war geopolitics, particularly the U.S. and Soviet Union's contrasting ideologies, rather than