When compared to the united nations, one of the main reasons the league of nations was unable to fulfill its purpose was that the united states was not a member. not many nations joined. it could not prevent world war ii. it did not have anyway to enforce decisions.

its main object was the establishment of "settlement houses" in poor urban areas, in which volunteer middle-class "settlement workers" would live, hoping to share knowledge and culture with, and alleviate the poverty of, their low-income neighbors.

during both period congress passed law restricting the civil liberties of american citizen that meet with the overall public support is the one statement that explain the rate scare of the 1920 and 1950 is very similar