Members of a far-left minority party surrounded trade committee Chairman Park Jin's podium and tried to physically block a vote to advance the trade deal to a full ratification vote.

VOA: standard.2009.04.22

Brazil and Uruguay, partners of Argentina in the Mercosur trade block, have refused to allow direct flights.

ECONOMIST: Flying and the flag

But after Brazil opened its economy and joined the Mercosur trade block, many of Rio Grande's firms were struggling to compete.

ECONOMIST: Brazil

On his southern trip, Mr Fox expressed polite interest in Mexico's reaching a free-trade agreement with Mercosur, South America's main trade block.

ECONOMIST: Breaking foreign policy taboos | The