Answer:
1 April 1833 ; He change his policies into a dictatorship
Step-by-step explanation:
Santa Anna became the president after serving as the general of military for 12 consecutive years.
At first, Santa Anna told the Texans that He's going to give them an autonomy over their territory. As a result, the Texans gave him their support at first. But one year after his election, he changed his policy. He wanted to take complete control over Texas along with the resources that exist in this territory. This was why He angered many Texans Settlers.