Concerned about this, the main political parties at that time, such as PT, PFL, PMDB and PTB formed the so-called Presidential Front on one side and the Parliamentary Front (PSDB) at the other side in order to oppose the ambitions of royalist groups.
Germano Rigotto (born September 24, 1949 in Caxias do Sul) is a Brazilian politician currently affiliated to the PMDB party.
In 2000, Barbalho was the President of the PMDB party and Senator when a wave of corruption allegations against him took national headlines, involving embezzlement of public funds at the Superintendência de Desenvolvimento da Amazônia (SUDAM - Superintendence for Amazon's Development) development agency and the Instituto Nacional de Colonização e Reforma Agrária (INCRA - National Institute for Colonization and Agrarian Reform).
In 1992, Perillo and Santillo, with other leaders from PMDB, join another political party called Partido Social Trabalhista (PST), until 1993, when the political party PST with other political party named Partido Trabalhista Renovador (PTR) formalized a union, creating a new political party called Partido Progressista (PP).
He had also run for Mayor of the city of Rio de Janeiro in 1996 with a PSDB ticket, but his election as governor happened after he had transferred to PMDB, in which occasion he and his running mate, Luís Fernando de Sousa, had 5,129,064 votes in the run-off (68% of the total valid votes state-wide) with PPS's Denise Frossard (who had 32% of the valid votes).