authorities issued over a thousand warrants against business figures and politicians. It also led to a wave of arrests. Fernando Soares, also known as "Fernando Baiano," a businessman and lobbyist, was allegedly the connection between major Brazilian construction firms and the government formed by the Workers’ Party(PT) and Brazilian Democratic Movement (PMDB). Between 2014 and February 2016, the Federal Public Prosecutor's Office () filed 37 criminal charges against 179 people, mostly politicians and businessmen. Former President Luiz Inácio Lula da Silva and then President Dilma Rousseff were also implicated. On 8 March 2016, Marcelo Odebrecht, CEO of Odebrecht and grandson of the company's founder, was sentenced to 19 years in prison after being convicted of paying more than $30 million in bribes to Petrobras executives. Eduardo Cunha, president of the Chamber of Deputies from 2015 to 2016, was convicted of taking approximately $40 million in bribes and hiding funds in secret bank accounts and sentenced to 15 years in prison. Protests broke out calling for the resignation or impeachment of President Rousseff. The most widespread of these occurred on 13 March 2016 in over 300 municipalities. Police estimates gave about 3.5 million protestors throughout the country. Some of the protests were in areas previously thought of as strongholds of the Workers Party, of which Rousseff was the leader. The Bill and Melinda Gates Foundation sued Petrobras and its auditors, PriceWaterhouseCoopers as a result of the corruption scandal. In January 2018, Petrobras agreed to pay $2.95 billion to settle a U.S. class action corruption lawsuit. Later in September 2018, Petrobras agreed to pay $853.2 million to settle with Brazilian and U.S. authorities. Petrobras settled with shareholder Vanguard Group in June 2017. On 1 February 2023 The company informs that received the amount of R $ 132 million, as victim-beneficiary of the award-winning collaboration agreement signed between the Federal Prosecutor's Office and Rogério Santos de Araújo, before the Supreme Court. Environmental record Petrobras's website notes several initiatives to preserve the environment. These include efforts to support both ocean and forest ecosystems. Most notably, Petrobras has sponsored population studies and conservation efforts for humpback whales in northeast Brazil. The company's efforts helped to rebuild Brazil's humpback whale populations from 2,000 in the mid-nineties to over 9,000 in 2008. Petrobras subscribes to the United Nations Global Compact, a voluntary agreement regarding human rights, working conditions, corruption, and the environment. In 2008, the Spanish consultancy