Since the time of the early Greeks, horses have been used in military maneuvers. This early use of the horse brought about the need for extensive training before they could be maneuverable enough to be considered military ready. The training and discipline these horses endured was documented by the early Greek General Xenophon, who wrote the training documentation that was the earliest writing of the principles of dressage.

Created around 350 B.C. in Greece, his writings conveyed the impor...