Presidency of Cristina Fernández de Kirchner and became president after his death. The transition from Néstor Kirchner to Cristina Kirchner was also the first time when a democratic head of state was replaced by his spouse, without involving the death of any of them. Néstor Kirchner stayed active in politics despite not being the president, and worked alongside Cristina Kirchner. The press developed the term ""presidential marriage"" to make reference to both of them at once. Some political analysts compared this type of government with a diarchy. During the first days of Fernández's presidency, Argentina's relations with the United States deteriorated as a result of allegations
Cristina Fernández de Kirchner 2007 and proposed Cristina Kirchner instead, it was rumored that the couple might attempt to run for the presidency in alternate elections, to circumvent the constitutional limit of a single re-election. The death of Néstor Kirchner in 2010 derailed such a plan. She had a low positive image, below 30%. On 21 June 2011, Cristina Kirchner announced she would run for a second term as president. A few days later, she announced that her economic minister Amado Boudou would run for vice-president on her ticket. This selection was an unexpected one, as Boudou usually acted like a rock star instead