The centre-left Partido Revolucionario Institucional (PRI) has done so by putting forth its own energy-reform bill, while the leftist Partido de la Revolución Democrática (PRD) has held an unofficial referendum to try to sabotage the reforms.
Over the next six decades it was the principal opposition party to the ruling Institutional Revolutionary Party (Partido Revolucionario Institucional; PRI).
President Alemán was the chief architect of new departures in the official party, including the change of its name from the Party of the Mexican Revolution to the Institutional Revolutionary Party (Partido Revolucionario Institucional; PRI).
A member of Mexico's ruling party, the Institutional Revolutionary Party (Partido Revolucionario Institucional; PRI), from 1963, de la Madrid first entered government service in the Treasury (1965).
Institutional Revolutionary Party (PRI), Spanish Partido Revolucionario Institucional, Mexican political party that dominated the country's political institutions from its founding in 1929 until the end of the 20th century.
He was the founder of the Partido Nacional Revolucionario (PNR; National Revolutionary Party), which became the major Mexican political party (renamed in 1938 the Partido de la Revolución Mexicana and in 1946 the Partido Revolucionario Institucional).
In 1993, from its base in the Lancadón rainforest of eastern Chiapas state, the group called for Mexico's Indians to rise up against the one-party rule of the Institutional Revolutionary Party (Partido Revolucionario Institucional; PRI).
In 1958 he became federal interior minister and in July 1964 was elected to the presidency as the Partido Revolucionario Institucional candidate to succeed Adolfo López Mateos.
They were to block a highway to solicit travel funds for the annual October 2nd march in Mexico City, which commemorates the 1968 massacre of student protestors in the Tlatelolco Plaza by the Partido Revolucionario Institucional (P.R.I).
Mexican voters who went to the polls in 2012 were weary of the violence; Peña Nieto, a youthful-looking former governor who represented the Partido Revolucionario Institucional, or PRI, which had dominated Mexican politics for much of the past century, promised a fresh start.
