Pedzisa mutsara unotevera: Feinstein akashandawo semupi wezano kuCongress-yakagadzirirwa Task Force kuUnited Nations, inotungamirirwa neyaimbova Mutauriri weImba Newt Gingrich uye aimbova Mutungamiriri weSeneti Majority George J. Mitchell. Kubva muna 2007 kusvika muna 2008, Feinstein akanga ari mutungamiri wezvekuchengetedzwa kwenyika nokuda kwekambani yemutungamiri weClinton, uye akazoshanda semupi wezano wezvematongerwe enyika kune dzimwe nyika
Mushandirapamwe waBarack Obama. Kubva muna 2008 kusvika muna 2009, Feinstein akashanda seVisiting Senior Fellow kuBrookings Institution. Kubva muna 2009 kusvika muna 2012, Feinstein akashanda semumiriri weUS kuRepublic of Poland. Akasimbiswa nokuwirirana kwevanhu vose neSeneti yeUnited States.