 Ramba uchinyora ndima iyi - Kuedza kwokutanga kweAmerica kuWorlds Fair muPhiladelphia muna 1876rakakwezva mapoka asi rakanga rakundikana mune zvemari. Kunyange zvakadaro, pfungwa dzokusiyanisa kupemberera makore 400 okusvika kwaColumbus dzakatanga mukupera kwema1880. Vatungamiriri vomunzanga muSt. Louis, New York City, Washington DC, neChicago vakaratidza kufarira kuitisa musangano wokutengeserana kuti vawane purofiti, vawedzere kukosha kwezvivako, uye kusimudzira maguta avo. Dare reCongress rakakumbirwa kusarudza nzvimbo yacho. Vatengesi veNew York J. P. Morgan, Cornelius Vanderbilt, naWilliam Waldorf Astor, pakati pevamwe, vakavimbisa 15 miriyoni kuti vatsigire mari yemutambo kana Congress ikazvipa kuNew York, nepo Chicagoans Charles T. Yerkes, Marshall Field, Philip Armour, Gustavus Swift, naCyrus McCormick, vakapa mari yeChicago fair. Pakupedzisira akakwanisa kunyengetedza Congress akanga ari Lyman Gage mubhengi weChicago, uyo akaunganidza mamiriyoni anoverengeka emadhora okuwedzera munhambo yamaawa 24, pamusoro pechipo chokupedzisira cheNew York. 