Dilma Rousseff, a left-wing economist who was captured and tormented under military guideline, was re-chosen by a restricted edge in a run-off vote.

In her inaugural speech, Rousseff, 67, promised to expand social welfare programs that have lifted millions out of destitution.

Rousseff won 51.6 percent of the votes in October, beating focus right competitor Aecio Neves, who took 48.4 percent.

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A large number of Ms Rousseff's supporters turned up for the function in the capital, Brasilia.

Numerous were wearing the red color of Ms Rousseff's Workers' Party (PT), which has been in power subsequent to 2003.

While the vast majority of the nation woke up after the New Year festivals, Brazil's capital rose ahead of schedule to plan for the grave inaugural occasions that dispatched President Dilma Rousseff into the begin of her second term.

Rousseff's new command begins in the midst of a horrid temperament with issues going from a stagnating economy to the major corruption scandal hitting Brazil's oil Petrobras, once considered the gem in the Brazilian crown.

She went in an open-top auto from the official residence, the Alvorada Palace, to the National Congress building, waving to a huge number of individuals who lined the avenues.

"We have lifted 36 million people from extreme poverty," she told lawmakers in the Congress building.

"It is time to pursue new goals. Brazilians want high-quality health and education services, security and that corruption be tackled.

The BBC's Julia Carneiro clarifies the difficulties confronting Rousseff in her second term.

The motto for her second term will be "Brazil, a country of education," Rousseff announced.

She additionally guaranteed to get the economy developing once more, however said a great many occupations had been made in Brazil in the course of recent years "despite difficult circumstances" on the world economy.

Representatives from more than 130 nations went to the swearing in service, which likewise saw Vice-President Michel Temer take his oath.

The presidents of Venezuela, Nicolas Maduro; Uruguay, Jose Mujica; Bolivia, Evo Morales, and Chile, Michelle Bachelet were among the dignitaries present.

US Vice President Joe Biden and his Chinese partner Li Yuanchao additionally went to, as indicated by Agencia Brasil.

Rousseff served in the seat of the Petrobras board for a long time until 2010, but has prevented any learning from securing wrongdoing.

"Corruption must be wiped out," Rousseff said in her swearing in discourse, including that Petrobras must be better overseen additionally guarded "from its internal predators and also from its external enemies".

"That is why we will carry out a thorough investigation and avoid that a similar scandal happens again," she said.

TagsBrazilian President Dilma Rousseff