Answer:
It was during 1841 when Santa Anna proclaimed himself as president, with a dictatorial ideology, after to participate in a Coup and to reject the liberal constitution of 1824.
Step-by-step explanation:
Santa Anna tried to set up a monarchy, people revealed against this but his government did not suffer any change. It was during 1845 when he was finally defeated by Mariano Paredes y Arriaga. Pardes comes to be president at that time and Santa Anna is exiled.