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 by Rousseff, which is, accordind to him, helping the segment as a whole. He criticized, however, the delay in the implementation of the new model, but said that this is the fault of the bureaucratic government machinery. Convinced that urgent investments in power generation were required so that the country would not face a general blackout in 2009, Rousseff entered in a serious clash with then Minister of Environment, Marina Silva, which defended the embargo on several construction sites, concerned with the ecological imbalance that they could cause. Dirceu had to create a team of mediators between the two ministers