Gendarmerie at a demonstration in Buenos Aires in April 2014. Tuesday’s road accident victims were with the  National Gendarmerie, a special police force typically charged with patrolling frontier regions. Photograph: Daniel Garcia/AFP/Getty Images

At least 41 police officers have been killed after a bus in a convoy in northern Argentina fell off the side of a bridge. The bus was one of three ca(...)

Argentina’s president Mauricio Macri and his wife Juliana Awada wave at the crowd after being sworn-in as president in Buenos Aires, Argentina. Photograph: Enrique Marcarian/Reuters

Mauricio Macri took office as Argentina’s first non-Peronist president in 16 years on Thursday, ending more than a decade of leftist populism with a p(...)

Outgoing Argentina president Cristina Kirchner delivers a speech to supporters in front of Casa Rosada presidential residence in Buenos Aires. Photograph: EPA

Tens of thousands of supporters filled Argentina’s most famous square to say goodbye to president Cristina Kirchner, who lauded her government’s achie(...)

Argentina’s president-elect Mauricio Macri: wants a free trade deal between Mercosur and the Pacific Alliance trade bloc of Mexico, Peru, Chile and Colombia. Photograph: Enrique Marcarian/Reuters

Mauricio Macri’s swearing-in as Argentina’s first democratically elected right-wing president takes place on Thursday amid an unedifying spat with the(...)

Newly-elected Venezuelan president Nicolas Maduro. Photograph: AFP/Getty Images

Venezuela’s ruling socialist party has been crushed in mid-term elections held on Sunday as the country’s self-styled Bolivarian revolution suffered i(...)

Opposition supporters celebrate in Caracas, Venezuela, early on Monday. Venezuela’s opposition won control of the National Assembly by a landslide on Sunday, delivering a major setback to the ruling party and altering the balance of power after 17 years of socialist rule. Photograph: AP

Venezuela’s opposition trounced the ruling Socialists on Sunday to win the legislature for the first time in 16 years and gain a long-sought platform(...)

A supporter of Venezuela’s president Nicolás Maduro holds a poster with a picture of the late Venezuelan president Hugo Chávez  during the last campaign rally with pro-government candidates for Sunday’s upcoming parliamentary elections, in Caracas on Thursday. Photograph: Carlos Garcia Rawlins/Reuters

With the political sands shifting in South America, the Bolivarian revolution of the late Hugo Chávez faces a major dilemma heading into crucial mid-t(...)

Buenos Aires tango

The Argentina that 56-year-old mayor of Buenos Aires Mauricio Macri takes over as president is something of a poisoned chalice. The historic rejection(...)

Argentinian president-elect Mauricio Macri. He told his supporters that “change cannot be held up by revenge or score-settling”. Photograph: David Fernandez/EPA

In a historic political shift, Argentina has elected a right-wing politician as president for the first time in its history. Mauricio Macri defeated p(...)

Supporters of the victorious presidential hopeful of the Cambiemos party, Mauricio Macri celebrate his win in downtown Buenos Aires on November 22, 2015. Photograph: Emiliano Lasalvia/AFP/Getty Images

Conservative opposition challenger Mauricio Macri won Argentina’s presidential election on Sunday, bringing to an end more than a decade of free-spen(...)