EntityQ2443004· pop 13· linked from 1,221 articlesIowa caucusesSign in to saveUnited States Electoral EventConnections2028 United States presidential electionConcept2012 Democratic Party presidential primariesEntityIowaEntityUnited States presidential primaryEntity2004 Republican Party presidential primariesEntityBarack ObamaPersonDonald TrumpPersonRonald ReaganPersonGeorge W. BushPersonJoe BidenPersonBill ClintonPersonJimmy CarterPersonHillary ClintonPersonGeorge H. W. BushPersonpolitical partyEntityGerald FordEntityInternational Standard Book NumberEntitypublic electionEntityRepublican Party (United States)ConceptDes MoinesEntityCategoriesIowa caucuses