Impeachment of Dilma Rousseff not aware of any negotiations and that he had never met Jaques Wagner, the supposed intermediary in the alleged negotiations with Rousseff. Declaring his opposition to the Workers' Party, he said he would rather forgo their three votes in the Council of Ethics. Professor Leonardo Avritzer of Universidade Federal de Minas Gerais told Agência Brasil in December 2015 that the political crisis was tied to Rousseff's inability to negotiate with Congress, and that Brazil's fragmented political system (and many political parties) had created an ungovernable government. According to him, the opposition confronting Rousseff after the 2014 elections calling for a
Dilma Rousseff to know each other better, Rousseff started shouting with him occasionally. "It's her way. It's not personal. And in five minutes everything is okay," he said. Sauer, who took over the gas and energy department of Petrobras, also clashed with the minister, who repulsed his ideas of a statist model. Sometimes the clashes between them were so serious that Lula's intervention was necessary. Sauer left the state oil company in 2007. Another one which had disagreements with the minister on energy issues was the former Congressman Luciano Zica. For him, "Dilma is the most democratic person in the world, as