The organization created to preserve international peace after World War I was called
a. the Concert of Westphalia.
b. the North Atlantic Treaty Organization (NATO).
c. the United Nations.
d. the League of Nations.
Question 2
World War I
a. was brought to a formal end with the Treaty of Versailles.
b. ushered in the modern state system.
c. ended the modern state system.
d. led to the creation of the United Nations.
