What affected the american economy immediately after world war i? increase in international trade demobilization of the military rise in the demand for consumer goods tariffs placed by european nations on american imports.

His is the name of the group in the house of representatives that, in 1947, began hearings to expose communist infiltration in american life. unfortunately, a good deal of the evidence they used was based on hearsay and conjecture, meaning innocent people were harmed by their findings.