2. Between 1865 and 1920, the American populationdoubledto more than 60 millionpeople. More than 10 millionimmigrantsarrived in theAmerica, mostlyfromnorthwestern and central Europe. Theinfluxodimmigrants and themigration of AfricanAmericanstonorthernstates, swelledthepopulations of America’scities.
8. Bytheearly 20th century, peoplerealisedthat “havingfun” wasgoodforone’shealth and overallwell-being. Themass media promotedthe concept of funtoencourageAmericans of alleconomiclevelstoengage in leisureactivities.