Abstract
The main objective of this work is a panoramic-comparative study of the local constitutional procedural law in the entities of Mexico such as, State of Mexico, Nuevo León and Veracruz, as well as in some entities of Latin American countries such as, Buenos Aires, Argentina; The State Bolívar, Venezuela and Rio de Janeiro, Brazil, in the light of the reforms that these countries had in their constitutional law, derived from the influence of conventional law and, above all, of the Inter-American Human Rights System during the 21st century, with the purpose, first of all, of knowing the changes that this paradigm had in these entities; second, to identify the similarities and differences of the mechanisms of local constitutional defense; Third, know if there were advances or setbacks.