<prompt> Ngalowuphi unyaka lo sopolitiki waseMelika, owayemelela iNew York eSenate yase-United States futhi owayekhonza njengomeluleki kaMongameli uRichard Nixon, akhethwa kabusha ukuba akhonze okwesine njengosenate wase-U.S.?  <response>: Unyaka ka 1994 