the mexican rev. show how they challenged existing orders through, the immediate existing challenge to regimes in country after country. members of traditional ruling groups and often from expanding middle sectors were resentful of their exclusion from a fair share of power and privilege, this then resulted in the rev because liberals and intellectuals began to challenge the regime of dictator Porfirio Díaz. they did not agree with his rule because he violated the principles and ideals of the mexican constitution, so they began to challenge him.