CONQUISTADORS: Diego De Landa - Destroyed Mayan Science Records

Diego De Landa was a monster. He stopped human sacrifice and murdered untold numbers of Mayan people who would not convert to Catholicism. 

See his story here.

https://en.wikipedia.org/wiki/Diego_de_Landa#:~:text=During%20the%20ceremony%20on%20July,are%20known%20to%20have%20survived.