Pedzisa mutsara unotevera: Tanden akashanda zvikuru pamishandirapamwe inoverengeka yeDemocratic yemutungamiri wenyika, kusanganisira iya yaMichael Dukakis muna 1988, Bill Clinton muna 1992, naBarack Obama muna
Gore ra2008. Tanden aiva mukuru mudonzvo kuna Hillary Clinton panguva yake 2000 sarudzo kuti United States Seneti chigaro muNew York, uye panguva Clinton kuti tenure sezvo Senator. Tanden akapa zano kuna Clinton panguva yaakamirira kusarudzwa kweDemocratic muna 2008, uye akazomubatsira kukunda Bernie Sanders kuti akunde kusarudzwa muna 2016, uye kumhanya achipesana naDonald Trump musarudzo huru dza2016. Mukushandira hurumende yake nehurumende yaObama, Tanden akabatsira kunyora Mutemo Wekuchengetwa Kwehutano (ACA).