Feinstein akashandawo somupi wezano kuCongress-yakapiwa basa reTask Force kuUnited Nations, rakatungamirirwa neaichimbova Mutauriri weImba yeVatongi Newt Gingrich uye aimbova Mutungamiriri weSeneti Majority George J. Mitchell. Kubva muna 2007 kusvika muna 2008, Feinstein aive director wezvekuchengetedzwa kwenyika mushandirapamwe waClinton, uye akazoshanda semubatsiri wezvekunze 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.