The Argentine ambassador to the United States, Cecilia Nahón, presented on Tuesday her letters of credence to President Barack Obama, who said he hoped both countries would remain committed to a fruitful joint work with President Cristina Fernández in the G20.
The European Union is planning to lodge a complaint at the World Trade Organization over Argentina's import restrictions and is seeking other trading partners to back its presentation, a source familiar with the situation said on Tuesday according to news agencies.