The prosperous 1920s gave way to a decade of remarkably depressed economic activity and then another give years of global war. What were the major sources of innovation between 1920 - 1945?(Result in changes in the average standard living) (Innovation could include technological innovation, business strategies, or public policy) what challenges did Americans face in terms of economic rights? Did the drive for innovation or the challenges of economic rights justify any government initiatives? Dis the government assist some American more than others?