Jonathon Rosen
                                    
                                
                                        Quetzalcoatl bringing smallpox to the new world
                                    
                                        Quetzalcoatl bringing smallpox to the new world. September 2020. 500 hundred years ago, in the year 1520, Spanish conquistadors and their Indigenous allies attacked the Aztec/Mexicas. 
In their bloody battles for domination over the Aztecs and the spreading of smallpox, Cortés and his men are estimated to have killed as many as 100,000 indigenous people.