Hollywood actor lends his support to the campaign to release five political prisoners being held in the US.
Articles by Hernán P. Nadal
Argentina launches ambitious plan to give all its students a laptop.
In the last 10 years, 67 journalists have been killed in Mexico, reports Hernán P Nadal.
A mass protest marks 34 years since the end of the military dictatorship in Argentina.
Concert in aid of earthquake-affected neighbour draws two countries together.
Latin America is backing Argentina in its dispute with Britain over oil exploration rights in the Malvinas.
The recent victory of President Piñera may mean the death of independent media.
An indigenous community is evicted as disputes rage about land ownership in Argentina.