Briefly explain how ONE specific historical event or development in the period 1919–1930 that is not explicitly mentioned in the excerpts could be used to support Leuchtenburg’s interpretation.

The factory system of the early-19th century caused a) a decrease in farm production. b) an increase in rural population. c) an increase in urban population. d) high unemployment in other areas.

Capitalism competed with dominance in the twentieth century communism merchantilism free enterprise feudalism

What event started the space race and made americans feel their security was threatened a.) alan shepard's suborbital flight. b.) the launch of sputnik c.) the launch of explorer d.) the cuban missle crisis