From pot-banging on the streets to defeats in Congress, Brazil’s President Dilma Rousseff hasn’t had a good week defending austerity measures she hopes will fix a broken economy. And it’s about to get worse. Brazilians in several cities plan to demonstrate on Sunday against corruption and growing economic hardship, demanding Rousseff’s impeachment. More than a quarter of a million people signed up on social media to participate. On Friday, pro-government unions intend to protest labor and pension cuts. Brazil is one of several Latin American countries where a cocktail of corruption scandals, slowing growth, falling currencies and accelerating inflation is eroding leaders’ popularity as a decade-long commodities boom comes to an end, said Joao Augusto de Castro Neves, Latin America analyst at Eurasia Group. It’s a hard time for Rousseff to be pushing through an austerity package. […]