This article is excellent on the subject of Christopher Columbus and the “discovery of America.” It is well worth the read, and deserves an A+ for research and attribution, factual information based partially on bona fide original sources including Columbus’s own writing.
Bartolomé de Las Casas, Dominican Friar and later Bishop, is the author of The Destruction of the Indies, which details the systematic horror brought to the Americas by Christopher Columbus. De Las Casas is known as the Protector of the Indians, and was the Bishop of Chiapas, Mexico in the early sixteenth century.
My interest in this topic is the subject of the unpublished doctoral dissertation, which I spent ten years writing. Unfortunately I did not complete the final draft, so it was never published. However, before I die I hope to publish at least some of my work on my blog, at least.