BBC News
Monday, November 8, 2010 - 00:00
Obama said the US backed Mexico's efforts to end the cartels' "impunity."
Monday, November 8, 2010 - 00:00
A mass grave discovered in Mexico contained the bodies of 18 kidnapped tourists, it has been confirmed.
Friday, November 5, 2010 - 00:00
Police in the United States have arrested 45 people they accuse of belonging to the Mexican drug cartel La Familia Michoacana.
Wednesday, October 27, 2010 - 00:00
Argentina's former President Nestor Kirchner has died, after reportedly suffering a heart attack.
Wednesday, October 27, 2010 - 00:00
Mexican President Felipe Calderon has told the BBC the US should do more to reduce the demand for drugs that is fueling violence in Mexico.
Thursday, October 21, 2010 - 00:00
The Brazilian and Indian governments are among those keen to use findings from The Economics of Ecosystems and Biodiversity (Teeb) project.
Wednesday, October 20, 2010 - 00:00
Colombian police have created the first counter-nuclear arms unit in the region dealing with leftist rebels.
Wednesday, October 20, 2010 - 00:00
President Barack Obama has said Venezuela has the right to develop a peaceful nuclear energy programme, but must "act responsibly".
Tuesday, October 19, 2010 - 00:00
Mexican security forces have seized 105 tonnes of marijuana with a street value of at least $340m (£214m) the biggest such haul in the country in years.
Tuesday, October 12, 2010 - 00:00
The Bolivian government has said it has annulled a new coca production law which cut by two-thirds the number of coca leaves which growers could sell.