First inauguration of Dilma Rousseff as him – the Workers' Party. The inauguration marked the formal culmination of the Presidential transition of Dilma Rousseff that began when she won the Brazilian presidential election on October 31, 2010, and became the President-elect. The results were certified by the Supreme Electoral Court on December 17, 2010. Rousseff, who campaigned using the slogan "For Brazil to keep on changing", was widely-celebrated as the first female president of Brazil and a symbol of continuity from her highly popular predecessor, Luiz Inácio Lula da Silva. According to the Sensus polling institute, Lula might have been the most popular head of
Dilma Rousseff like I am Bulgarian, even though I have never been in the country where my father was born. My father died when I was only fifteen years old and I did not have the chance to learn Bulgarian." In November 2010, an exhibition was held in Gabrovo about Rousseff's origins. After Rousseff's election, Bulgarian Prime Minister Boyko Borisov promptly invited her for an official visit to the country. During her inauguration, he reiterated the invitation. Since her inauguration, Rousseff has received 21 letters from Bulgarian citizens. On 4 October 2011, President Rousseff visited Bulgaria for the first time ever for