A new round of corruption accusations against Brazilian President Michel Temer has put the stability of the country in question once again. By June 30, Brazil's general prosecutor Rodrigo Janot is expected to formally charge Temer with obstruction of justice, passive corruption and organized crime. Within Brazil, the new accusations could delay the approval of economic reforms and threaten the alliances within Temer's ruling coalition. But externally, the events will ultimately have little impact on Brazil's foreign affairs, including its involvement in the free trade negotiations between the Common Market of the South (Mercosur) and the European Union....