Velázquez and the CTM were opposed to every movement that opposed the status quo : in 1968 he verbally attacked the student demonstrators who supported Cuba and called for democracy in México as radicals inspired by foreign doctrines . The government went further , killing several students in the Tlatelolco massacre that October . Velázquez supported the suppression of the movement
Tlatelolco massacre
Tlatelolco massacre
Fidel Velázquez Sánchez