un ist ▁Left . ▁He ▁led ▁the ▁Federation ▁of ▁the ▁Democratic ▁and ▁Social ist ▁Left ▁( F G DS ), ▁composed ▁of ▁the ▁French ▁Section ▁of ▁the ▁Work ers ' ▁International ▁( S FI O , ▁social ist ▁party ), ▁the ▁Rad ical ▁Party ▁and ▁several ▁left - wing ▁republic an ▁clubs , ▁which ▁concluded ▁an ▁elect oral ▁agreement ▁with ▁the ▁French ▁Commun ist ▁Party ▁( PC F ). ▁ ▁The ▁cent rist ▁and ▁right - wing ▁opposition ▁to ▁de ▁Ga ulle ▁gathered ▁in ▁the ▁Democratic ▁Centre ▁led ▁by ▁Jean ▁L ec an uet , ▁the ▁" third ▁man " ▁of ▁ 1 9 6 5 ▁president ial ▁election . ▁However ▁some ▁cent rist s ▁refused ▁to ▁integrate ▁into ▁this ▁group ▁and ▁joined ▁the ▁Ga ull ist ▁Party , ▁which ▁became ▁the ▁Union ▁of ▁Democr ats ▁for ▁the ▁Fif th ▁Republic ▁( UD 5 ) ▁ ▁Prime ▁Minister ▁Georges ▁Pom pid ou ▁led ▁the ▁campaign ▁of ▁the ▁inc umb ent ▁majority , ▁but ▁this ▁was ▁divided . ▁In ▁January ▁ 1 9 6 6 , ▁a ▁cabinet ▁res h uffle ▁took ▁place . ▁The ▁Independent ▁Republic ans ▁( RI ) ▁leader ▁and ▁Econom y ▁minister ▁Val é ry ▁G is card ▁d ' E sta ing ▁was ▁dismiss ed ▁from ▁the ▁cabinet . ▁His ▁group ▁stayed ▁in ▁the ▁President ial ▁Major ity ▁but ▁with ▁a ▁more ▁critical ▁position . ▁He ▁sum med ▁up ▁this ▁attitude ▁by ▁a ▁" yes , ▁but ..." ▁to ▁Ga ull ist ▁policies . ▁ ▁The ▁result ▁of ▁the