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
Peace of Nicias Peace of Nicias The Peace of Nicias, also known as the Fifty-Year Peace, was a peace treaty signed between the Greek city-states of Athens and Sparta in March 421 BC, ending the first half of the Peloponnesian War. In 425 BC, the Spartans had lost the battles of Pylos and Sphacteria, a severe defeat resulting in the Athenians' holding 292 prisoners. At least 120 were Spartiates. They had recovered by 424 BC, when the Spartan general Brasidas captured Amphipolis. In the same year, the Athenians suffered a major defeat in Boeotia at the Battle of Delium, and in 422 BC