▁Federal ▁Per on ists ▁ ▁The ▁leaders ▁of ▁the ▁center - right ▁Federal ▁Per on ism ▁were ▁torn ▁between ▁running ▁for ▁primary ▁elections ▁within ▁the ▁P J ▁against ▁the ▁Front ▁for ▁Vict ory , ▁or ▁running ▁instead ▁in ▁the ▁general ▁election ▁through ▁another ▁political ▁al liance . ▁Form er ▁President ▁Edu ardo ▁Du hal de ▁was ▁the ▁first ▁to ▁inform ally ▁start ▁his ▁pre - c andid acy ▁campaign , ▁announ cing ▁hypoth et ical ▁cabinet ▁pick s ▁as ▁early ▁as ▁December ▁ 2 0 0 9 . ▁The ▁Govern ors ▁of ▁Ch ub ut , ▁Mario ▁Das ▁Ne ves , ▁and ▁of ▁San ▁Luis , ▁Alberto ▁Rodríguez ▁Sa á , ▁as ▁well ▁as ▁former ▁Governor ▁of ▁Buenos ▁Aires ▁Province ▁F eli pe ▁Sol á , ▁also ▁stated ▁their ▁intention ▁to ▁run ▁for ▁president . ▁Das ▁Ne ves ▁became ▁the ▁first ▁Federal ▁Per on ist ▁to ▁drop ▁out , ▁while ▁Sol á ▁boost ed ▁his ▁own ▁prospect s ▁by ▁se cur ing ▁an ▁al liance ▁with ▁the ▁conserv ative ▁Republican ▁Pro pos al ▁( PRO ) ▁on ▁ 1 6 ▁May . ▁Du hal de ▁narrow ly ▁defeated ▁Rodríguez ▁Sa á ▁in ▁a ▁Buenos ▁Aires ▁Federal ▁Per on ism ▁primary ▁held ▁on ▁ 2 2 ▁May , ▁though ▁both ▁men ▁remained ▁front - run ners ▁for ▁their ▁party ' s ▁nom ination . ▁Ult imately , ▁each ▁ran ▁on ▁separate ▁Federal ▁Per on ist ▁tick ets . ▁ ▁Du hal de ▁formally ▁announced ▁his ▁Popular ▁Union ▁candid acy ▁on ▁ 9 ▁June ,