Role of the United States in the Vietnam War a unilateral withdrawal of all U.S. troops. The Paris Peace Accords on "Ending the War and Restoring Peace in Vietnam" were signed on January 27, officially ending direct U.S. involvement in the Vietnam War. The agreement called for the withdrawal of all U.S. personnel and an exchange of prisoners of war. Within South Vietnam, a cease-fire was declared (to be overseen by a multi-national, 1,160-man International Commission of Control and Supervision force) and both ARVN and PAVN/NLF forces would remain in control of the areas they then occupied, effectively partitioning South Vietnam. Both sides pledged to work toward a compromise
U.S.–German Peace Treaty (1921) to consent to ratification of the treaty, due in large measure to its objections to U.S. participation in the League of Nations. As a result, the two governments started negotiations for a bilateral peace treaty not connected to the League of Nations. On July 2, 1921, U.S. President Warren G. Harding signed the Knox–Porter Resolution, which had been passed by the U.S. Congress and ended the state of war between the U.S. and Germany, Austria and Hungary, further setting the stage for bilateral peace treaties. The treaty between the U.S. and Germany, formally titled the "Treaty between the United States