The US intervened several times in the Bolsonaro-Lula campaign in Brazil. Now it's upping the ante with the "Donroe Doctrine."

According to the provided reports, the United States has a history of intervening in political campaigns between Jair Bolsonaro and Luiz Inácio Lula da Silva in Brazil, and has recently escalated its involvement by introducing what is referred to as the "Doctrina Donroe."

Contextually, Brazilian elections are governed by strict regulations that dictate various aspects of the electoral process, including specific timelines and rules regarding when candidates are authorized to actively solicit votes from the electorate.