Gustavo Díaz Ordaz Bolaños ( ; 12 March 1911 -- 15 July 1979 ) was a Mexican politician and member of the Institutional Revolutionary Party ( PRI ) .
Gustavo Díaz Ordaz Bolaños ( ] ; 12 March 1911 -- 15 July 1979 ) was a Mexican politician . He was a member of the Institutional Revolutionary Party ( PRI ) .