It was the beginning of colonization through the Spanish. In 1st Apr, 1519, Herman Cortes started conquering.
Herman and his army went village to village destroying the towns .
The Spanish conquest of the Aztecs in 1521, led by Hernan Cortes, was a landmark victory for the European settlers. Following the Spanish arrival in Mexico, a huge battle erupted between the army of Cortes and the Aztec people under the rule of Montezuma.
With Cortes as the new ruler the Aztec empire was ruined.
Historians often disagree on the impact, both positive and negative, that the Spanish had on Aztec civilization. Under the leadership of Herman Cortes in 1521, the Aztec Empire was destroyed.