During the 1920s what was considered the american startdards of living

Due to the new, emerging ideas of the 1920s, living standards improved. Results of Urban Sprawl: People moved into the suburbs. "The 1920s earned their moniker—the "Roaring Twenties"—through the decade's real and sustained prosperity, dizzying technological advancements, and lively culture.

from the conditions of the working class in england by friedrich engels,the main idea is :

manchester's leaders hoped to oppress its working class to benefit factory owners.