Cristina Fernández de Kirchner of the Buenos Aires province, both leaders had their respective wives run for the office: Hilda González de Duhalde for the PJ, and Cristina Kirchner for the Front for Victory. Cristina Kirchner won the election. The presidential election was held on 28 October 2007. With Kirchner leading all the pre-election polls by a wide margin, her challengers focused on forcing her into a ballotage. To win in a single round, a presidential candidate in Argentina needs either more than 45% of the vote, or 40% of the vote and a lead of more than 10 percentage points over the runner-up.
Cristina Fernández de Kirchner Aires Province at the 2017 midterm elections. Refusing to run in primary elections, Kirchner asked for a shared ticket as a condition to run for senator. Randazzo did not accept the proposal. The FPV was renamed the Citizen's Unity Party at the province and registered as a coalition of minor parties only, leaving the PJ out of it. As a result, both parties would run to the elections as unrelated parties. Esteban Bullrich was the candidate of "Cambiemos". Cristina Kirchner won the primary elections by a slim margin of 0,08%, but lost in the main election 36% to 42%. Cristina