Raul Alfonsín died at age 82 on 31 March 2009 after a long battle against lung cancer and. in his last days, broncoaspirativa pneumonia. Argentina's government declared three days of national mourning for the death and his remains were veiled from the early hours of April 1, 2009 in the Blue Room of the National Congress, which was attended also by authorities and politicians of different parties an estimated 80,000 people had to wait in line for five to six hours. Among the political authorities who attended the event were former presidents Carlos Menem, Eduardo Duhalde, Fernando De la Rua and Nestor Kirchner, President Cristina Fernandez was unable to attend because they were in the G-20 London but sent its condolences. The next day they were taken to a military gun carriage escorted by the Mounted Grenadiers Regiment at Recoleta Cemetery in Buenos Aires. The remains of former president rested temporarily in the vault of the fallen in the Revolution of the Park until 16 May were transferred to a single monument in the cemetery in a place built of gray and beige marble, where there is a cross on top and a bright stained glass by entering a glimmer.