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
Communist Party of Brazil armed struggle against the regime before its legalization in 1988. Its most famous action in the period was the Araguaia guerrilla (1966–1974). Since 1989, PCdoB has been allied to the Workers' Party (PT) at the federal level, and, as such, it participated in the Luiz Inácio Lula da Silva administration and joined the "With the strength of the people" coalition, which elected his successor, Dilma Rousseff. In 2018, the party again allied with PT and the candidacy of Fernando Haddad. Haddad's running mate is PCdoB member Manuela d'Ávila. PCdoB publishes the newspaper "Working Class" ("Classe Operária") as well as the