True I believe. Good luck! ^-^
Loyalty oaths in the US were initiated during the 1950s and 1960s. During the 1950s during Soviet annexation of eastern European Nations and developing a Nuclear Threat.
Senator Joseph McCarthy swayed the Nations thoughts to concern about communist spies, agents and saboteurs and a fear agents may injure the U.S. government through espionage or violence.
They were basically to secure the loyalty and well being of American citizens.
Answer:
A) World War I
Explanation:
Unrestricted submarine warfare
It was the philosopher John Locke who most influenced Thomas Jefferson, especially when he was writing the Declaration of Independence, since Locke focussed on personal liberty.