Workers' Party (Brazil) the centre-right opposition bloc as it shrank from 133 to 111 deputies. The left-wing opposition, formed by PSOL, retained control of three seats. The party was also expected to elect its presidential candidate Dilma Rousseff in the first round. However, she was not able to receive the necessary amount of valid votes (over 50%) and a second round in which she scored 56% of the votes took place on 31 October 2010. On 1 January 2011, she was inaugurated and thus became the first female head of government ever in the history of Brazil and the first "de facto" female
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