He did not break terms of the Treaty of Versailles by making a treaty with Russia.
The Prohibition Era. This was when the U.S. tried (and failed) to make the entire country dry (not sell alcoholic beverages).
At the national level, political parties run candidates for Congress and the presidency. ... The Democratic and Republican national committees do not run the campaigns of their respective presidential candidates; they play a supporting role to the campaign organizations of the candidates themselves.