Answer:
According to HIstory.com
Faced with an Aztec revolt against their rule, forces under the Spanish conquistador Hernan Cortes fight their way out of Tenochtitlan at heavy cost. Known to the Spanish as La Noche Triste, or “the Night of Sadness,” many soldiers drowned in Lake Texcoco when the vessel carrying them and Aztec treasures hoarded by CortÝs sank. Montezuma II, the Aztec emperor who had become merely a subject of Cortes in the previous year, was also killed during the struggle; by the Aztecs or the Spanish, it is not known
The maximum amount of time is 10 years. Two terms of five years.
I know the main one is British imperialism
The long term goal would be for the 19 year old as in retrospect the rest don’t have long left to live