This document provides a detailed summary of the history of the Roswell UFO incident from its origins in 1947 to the 50th anniversary celebrations in 1997. It describes how the incident began with rancher Mac Brazel discovering debris that was reported as a crashed flying saucer. It then discusses the ongoing debate and numerous theories that emerged over the decades from proponents of both extraterrestrial and prosaic explanations. The document concludes with a description of the large scale celebrations and conferences held in Roswell for the 50th anniversary that drew significant crowds but also highlighted the ongoing disagreements within UFO research communities.