Following world war i which country refused to sign

Question
15
2.5 / 2.5 points
Following World War I, which country refused to sign the Treaty of
Versailles?
Question options:
a) United States
b) France
c) Russia
d) Italy
Question
16
2.5 / 2.5 points
The concept of national sovereignty was established by the
Question
17
2.5 / 2.5 points
Which two countries were world powers at the end of World War II?

Question
18
2.5 / 2.5 points
The last of Woodrow Wilson's fourteen points proposed the creation of
Question
19
2.5 / 2.5 points
Who proposed that "man is wolf to man"?
Question options:
a) Winston Churchill
b) Robert Lewis Stevenson
c) Sigmund Freud
d) Aristotle
Question
20
2.5 / 2.5 points
During the American Civil War, which technological advance was directly linked to logistics?