Well the Progressive Era was with the Progressive political party. They got their votes from farmers, and the like. They wanted to help those people, as crop prices were dropping at the time.
This is true. Woodrow Wilson, although he played a major role in the foundation of the League, could not convince many senators to join because of an isolationist mentality.
The reason for the scientific method is so experiments can be repeatable. It is important all scientists follow the process systematically in order to discover and analyze information.
Poland, Germany, Hungary, Czechoslovakia (now Czech Republic and Slovakia) and basically all of Eastern Europe in the Eastern Bloc
I think it is to help the president make certain decision and if he/she dies they take over