He graduated from the National Autonomous University of Mexico (UNAM)[2] with a law degree in 1993 and was a member of the PRI until 2003, even serving as the municipal party president between 2002 and 2003.
In 2006, the PRD considered running Miguel as its candidate for federal deputy but ultimately bypassed him in favor of his sister, Alma Lilia Luna Munguía, who eventually won the seat.
He was a secretary on the Citizen Participation Commission and also sat on those for the Federal District, and after November 2010, Government.
On 2 June 2015, just five days before the election,[3] Miguel Ángel was shot and killed in his campaign office in Valle de Chalco Solidaridad, just meters from the cathedral where his funeral mass would be held two days later;[4] in the attack, the PRD's candidate for municipal president of Chalco was also hurt.
[5] Later in the month, the Attorney General of the State of Mexico alleged that the murderer had been paid to kill Miguel Ángel.