What circumstances led to the Mexican revolution in 1910

The Mexican Revolution started in 1910, when liberals and intellectuals began to challenge the regime of dictator Porfirio Díaz, who had been in power since 1877, a term of 34 years called El Porfiriato, violating the principles and ideals of the Mexican Constitution of 1857

6 or 2

explanation:

hope this you

but i think its 6

answer; i believe the two groups were irish immigrants and chinese immigrants;