Mercosur: What next? | Art by Joaquín Temes The Mercosur bloc could be on the verge of historic changes, after member nations agreed this week to debate a potential liberalisation of its trade rules at a key meeting next month Talks over a reduction in the common external tariff could also be on the table. The news was announced by the Foreign Ministries of Argentina and Uruguay jointly last Monday following a virtual extraordinary meeting to broach these two issues presented by the government in Montevideo. "The Uruguayan proposal will be studied by the Common Market Group co-ordinators with the aim of producing the inputs for decision-making at the next meeting of the Common Market Council," reported the Uruguayan Foreign Ministry via Twitter.