Internal divisions are once again on display in the Common Market of the South, commonly referred to as Mercosur. Uruguay's Foreign Minister Rodolfo Nin Novoa announced Aug. 14 that South American custom union will call a meeting to discuss Brazil's recent labor reform, which Uruguay opposes. While an exact date for the meeting is not yet set, Novoa is invoking the trade bloc's authority to argue that the Brazilian labor reform violates Mercosur's Social and Labor Declaration because it enables Brazil to be more competitive at the expense of labor rights....