What did bartolome de las casa document?

Bartolomé de las Casas documented the mistreatment and exploitation of Indigenous peoples in the Americas by Spanish colonizers. He highlighted the brutalities of the encomienda system, which forced Indigenous labor and led to widespread suffering and death. Las Casas advocated for the rights of Indigenous populations and argued against their enslavement, promoting a more humane approach to colonization. His writings served as important early critiques of colonial practices and contributed to debates on human rights.