First inauguration of Dilma Rousseff as him – the Workers' Party. The inauguration marked the formal culmination of the Presidential transition of Dilma Rousseff that began when she won the Brazilian presidential election on October 31, 2010, and became the President-elect. The results were certified by the Supreme Electoral Court on December 17, 2010. Rousseff, who campaigned using the slogan "For Brazil to keep on changing", was widely-celebrated as the first female president of Brazil and a symbol of continuity from her highly popular predecessor, Luiz Inácio Lula da Silva. According to the Sensus polling institute, Lula might have been the most popular head of
Dilma Rousseff senior Petrobras personnel in bribes to win offshore oil and gas related contracts, whilst Rousseff chaired the national oil and gas company. Later SBM illicitly funded her Workers Party during Rousseff's first Presidential election. The scandal gave rise to Operation Lavabos (Car wash), which in turn led to Rousseff's popularity falling to 5% in the polls as the enormity of the levels of corruption at the organisations she headed came to light. In 2015, millions of Brazilians protested in over fifty cities and her downfall became an inevitability. Taylor's revelations would later lead to Rousseff's predecessor, President Lula being jailed