The main world leaders at the time were
Hitler - Germany
Franklin D. Roosevelt - USA
Mussolini - italy
Churchill - Britain
stalin- russia
They were journalists who were very important during the progressive era. They often exposed big businesses for unsafe/unsanitary working conditions or problems facing america
Men were chosen by the draft. You had to sign up and if your number was picked - you left for Vietnam
The only way to get out of the draft was to have a medical deferment, move to Canada or stay in college.
Donald trump had 5 medical deferments for bad feet
The treaty of Versailles was an unfair treaty because they blamed everything on Germany and restricted its capabilities as a country and they had to pay for the war to the other states/counties