Three decades after its founding, Latin America’s largest trade bloc continues to deal with internal divisions, including over a stalled trade deal with the European Union. New leadership in Argentina and Brazil could shake things up.

Brexit supporters argue that the EU threatens sovereignty and stifles growth, while opponents counter that EU membership strengthens trade, investment, and the UK’s standing in the world.

It remains unclear whether mounting public anger and flagging growth can catalyze India to address widespread official corruption.