Presidency of Cristina Fernández de Kirchner 10, 2007, facing challenges including inflation, union demands for higher salaries, private investment in key areas, lack of institutional credibility (exemplified by the controversy surrounding the National Institute of Statistics and Census of Argentina, INDEC), utility companies demanding authorization to raise their fees, low availability of cheap credit to the private sector, and the upcoming negotiation of the defaulted foreign debt with the Paris Club. Kirchner was the second female president of Argentina, after Isabel Martínez de Perón, but unlike Perón, Kirchner was the head of the ballot, whereas Isabel Perón was elected as vice president of Juan Domingo Perón
Cristina Fernández de Kirchner opposed to the Kirchners. The Kirchners lost the majority of Congress as a result of the election. The Front for Victory recovered the majority in both chambers of the Congress during the 2011 presidential elections, when Cristina Kirchner was re-elected for a second term. The party had projects to amend the constitution and allow indefinite reelections, but lacked the supermajority required for it. A victory at the 2013 midterm elections would have given such majority, but the party was defeated in most provinces. Sergio Massa, a former cabinet minister of the Kirchners, won in the Buenos Aires Province by nearly