 Complete the following phrase:  In 1982, he added the nickname Lula to his legal name. In 1983, he helped found the Central Única dos Trabalhadores CUT union association. In 1984, PT and Lula joined the popular Diretas Já! Direct Elections Now! campaign, demanding a direct popular vote for the next Brazilian presidential election. According to the 1967 constitution, Presidents were at that time elected by both Houses of Congress in joint session, with representatives of all State Legislatures; this was widely recognised as a mere sham as, since the 