Petrobas CEO Maria das Graças Foster who, along with five other managers, has resigned.

The head of Brazil’s state-controlled oil giant Petrobras has resigned along with five other senior managers becoming the latest high-profile casualti(...)

A woman holds up an image of Alberto Nisman at his funeral in Buenos Aires. The Argentinian public prosecutor died in mysterious circumstances the day before he was to testify about allegations against the president. Photograph: Marcos Brindicci/Reuters

When he ran to be its president back in 2003, Néstor Kirchner promised to transform Argentina into “a serious country” if elected. He said he wanted a(...)

Auguste Comte: His positivist philosophy looks to science to understand the workings of society. Photograph: Prisma/UIG/Getty Images

The imposing building on Benjamin Constant Road in Rio de Janeiro did nothing to mark Christmas, even though it is a church.There was no tree or crib (...)

Brazilian president Dilma Rousseff: during the campaign she claimed her opponents would inflict austerity on Brazilians if she lost, but since her victory, she has accepted that spending cuts will have to be made, subsidies to consumers unwound and interest rates raised.  Photograph: Joedson Alves/Reuters

Having tacked to the left during a deeply polarised campaign to secure re-election in October, Brazilian president Dilma Rousseff is coming under fire(...)

Demonstrators march in Sao Paulo against corruption and the government of president Dilma Rousseff. Photograph: Bosco Martin/EPA

Public prosecutors in Brazil have charged 36 people, including top executives from some of the country’s leading civil engineering companies, with inv(...)

Cubans queue to apply for tourist visas to visit the US at the American Interests Building in Havana. Photograph: Meredith Kohut/New York Times

When foreign ministers from the 21 republics that then made up the Organisation of Americas States (OAS) gathered in the Uruguayan beach resort of Pun(...)

Michael Lynne: being held in a prison in the city of Recife. Photograph:  Garrett White/Collins

Brazil’s supreme court has cleared the way for the extradition of fugitive former solicitor Michael Lynn back to Ireland to face charges relating to t(...)

Michael Lynn who  fled from Ireland in October 2007 with debts of €80 million. Photograph: Federal Police of Brazil

A Brazilian supreme court judge is expected to rule this Tuesday on the Irish Government’s request to extradite fugitive solicitor Michael Lynn bac(...)

Tabaré Vázquez waves a Uruguayan flag to celebrate his victory in the country’s presidential election. His victory follows those in recent weeks for fellow leftists Evo Morales in Bolivia and Dilma Rousseff in Brazil. Photograph: Matilde Campodonico/AP

Sunday’s comfortable victory for the ruling Broad Front movement in Uruguay was the latest confirmation of the enduring appeal of left-wing rule in So(...)

A young fan of presidential candidate for the ruling Broad Front party, Tabaré Vázquez, at a  campaign rally for the movement in Montevideo, Uruguay. Photograph: Matilde Campodonico/AP

Uruguay is set to hand the ruling left-wing Broad Front movement a third consecutive term in office as a reward for overseeing a decade of huge econom(...)