Protests had been held during 2015 towards President Rousseff, contacting for her impeachment, due to allegations that she were involved with the Petrobras scandal. Rousseff's alleged involvement within the scandal includes expertise in kickbacks and corruption from 2003 to 2010, when she was about the board of directors at Petrobras. https://wiki.just-green.net/5-things-to-keep-on-in-judgment-when-choosing-the-best-auto--3869554041751359762