Graças Foster as the Transportadora Brasileira do Gasoduto Bolivia-Brasil. In 1998, Foster was working for a Petrobras unit that was involved importing natural gas from Bolivia. During this time, she met Dilma Rousseff, who in October 2010, would be elected to serve as the first female President of Brazil. In 1998, Rousseff was a relatively unknown energy official, serving in Rio Grande do Sul in southern Brazil. Foster and Rousseff developed a lifelong professional relationship, based in their mutual support of the leftist Workers Party, which rose to power in 2002, resulting in the election of Luiz Inácio Lula da Silva as
Impeachment of Dilma Rousseff for stopping her impeachment, and also denied agreements to interfere with the Council of Ethics in exchange for approval of the re-introduction of the CPMF tax (Provisional Tax on Financial Transactions), which was a wish from the government. At a news conference on 2 December 2015, she said that she would never accept or agree to any kind of corrupt bargain. After this pronouncement by the president, Cunha said Rousseff had lied to the nation when she said she would not participate in any deal and that her government had much to explain to the country. Cunha claimed he was