1.06 - The Comanches
The Apaches just used horses...the Comanches were horseMEN. Had they lived in a different time and place, you might have sworn that they were the inspiration for the legend of the Centaur. And in 1759, San Antonians launched an expedition 400 miles into their territory...
Recommended resource: Robert Weddle, After the Massacre: The Violent Legacy of the San Sabá Mission