Answer:Slavery occurred in civilizations as old as Sumer, as well as in almost every other ancient civilization, including ancient Egypt, ancient China, the Akkadian Empire, Assyria, Babylonia, Persia, ancient Greece, ancient India, the Roman Empire, the Arab Islamic Caliphate and Sultanate, Nubia and the pre-Columbian
Explanation:
as according to https://en.wikipedia.org/wiki/American_entry_into_World_War_I
The U.S. was trying to not enter WW1 for at least 2 years
Made a peace treaty among Israel and Egypt.