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
YPF provinces subsequently revoked YPF leases representing a fifth of its oil production. Citing Brazilian oil giant Petrobras as an example, the president announced the introduction of a bill on 16 April 2012, for the renationalization of YPF: the national government would purchase a controlling 51% share, with ten provincial governments receiving the remaining 49%. Planning Minister Julio de Vido was appointed to head the Federal intervention, replacing CEO Sebastián Eskenazi. Repsol YPF CEO Antonio Brufau, Spanish Prime Minister Mariano Rajoy, and other Spanish officials objected to the nationalisation, accusing the Argentine government of driving down YPF shares ahead of the