Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: The Democratic Party yakatonga House of Representatives panguva yekutonga kweMutungamiri Franklin D. Roosevelt (1933<unk>1945), kazhinji ichikunda zvinopfuura zvikamu zviviri kubva muzvitatu zvezvigaro. VaDemocrat navaRepublican vose vari vaviri vakanga vari musimba panguva dzakasiyana-siyana mukati memakore gumi akatevera. Bato reDemocratic rakaramba riri pamusoro peImba kubva muna 1955 kusvika muna 1995. Pakati pemakore ekuma1970, pakave nekugadziridzwa kukuru kweImba, kusimbisa simba remakomiti madiki pamutengo wemasachigaro emakomiti uye kubvumidza vatungamiriri vemapato kuti vasarudze sachigaro wekomiti. Zviito izvi zvakatorwa kukanganisa hurongwa hwevakuru, uye kuderedza kugona kwenhamba shoma yenhengo dzepamusoro-soro kudzivirira mutemo wavasina kufarira. Paivawo nokuchinja kubva kuma1990 kuenda mukudzora kukuru kwepurogiramu yezvemitemo nebato guru; simba revatungamiriri vebato (kunyanya mutauri) rakakura zvikuru.  Mubvunzo: Neiko kwakava nechinjo huru dzeimba pakati pama 1970?
kukanganisa hurongwa hwevakuru, uye kuderedza kukwanisa kwenhamba duku yenhengo dzepamusoro-soro kudzivisa mutemo