Texans , now de facto independent , recognized that their security and prosperity could never be achieved while Mexico denied the legitimacy of their revolution .
In June 1836 , Santa Anna agreed to Texas independence , but the Mexican government refused to honor Santa Anna 's pledge .
Texas , now de facto independent , recognized that Texas ' security and prosperity could never be achieved Mexican Mexico denied the legitimacy of their revolution .
In June 1836 , Santa Anna agreed to Texas independence , but the Mexican government refused to honor Santa Anna 's pledge .