Answer:
Germany, Austria-Hungary, Bulgaria and the Ottoman Empire
Explanation:
This is definitely a person becoming a naturalized U.S. citizen who is taking the Oath of Allegiance.
Six presidents survived their assassination attempts:
Andrew Jackson (1829-37), Theodore Roosevelt (1901-09), Franklin Roosevelt (1933-45), Harry Truman (1945-53), Gerald Ford (1974-77), and Ronald Reagan (1981-89).
It was introduce by Arab government