Buuxi weedha soo socota: Feinstein wuxuu sidoo kale la taliye u ahaa Kooxda Shaqada ee Qaramada Midoobay, oo uu hoggaaminayay guddoomiyihii hore ee Aqalka Newt Gingrich iyo hogaamiyihii hore ee aqlabiyadda Senate George J. Mitchell. Laga soo bilaabo 2007 ilaa 2008, Feinstein wuxuu ahaa agaasimaha amniga qaranka ee ololihii madaxtinimada Clinton, ka dibna wuxuu u adeegay lataliye siyaasadeed oo dibada ah
Ololaha doorashada ee Barack Obama. Laga soo bilaabo 2008 ilaa 2009, Feinstein wuxuu ka soo shaqeeyay Brookings Institution. Laga soo bilaabo 2009 ilaa 2012, Feinstein wuxuu u adeegay Safiirka Mareykanka ee Jamhuuriyadda Poland. Waxaa si aqlabiyad leh u ansixiyay Senate-ka Mareykanka.