Final answer:
Japan felt they could appeal to the United States for help during the Paris Peace Conference because they wanted financial aid, military protection, and to join the League of Nations.
Step-by-step explanation:
During the Paris Peace Conference, Japan believed they could appeal to the United States for help for several reasons. First, they sought financial aid for their post-war recovery as their infrastructure had been destroyed during World War II. Second, Japan wanted military protection from European powers, particularly the Soviet Union. And third, they were interested in joining the League of Nations to have a say in international affairs.