There were many similarities between the Declaration of Independence and the Declaration of Rights of Man and Citizen. To begin with, both say that things can be changed for the good of the people. Also, they both state that people have certain rights guaranteed to them.
Answer: Both the 1920's and 1950's were many years of monetary flourishing for the well off and upper working class. Buyer merchandise expanded during the twenty years. The twenty years birthed new music.