He served as the President of the United States Equestrian Federation from 2004 to 2012 .
In 2004 , O'Connor retired from competition and quickly became involved in administrative aspects of the three - day eventing world .
O'Connor served as the President of the United States Equestrian Federation from 2004 to 2012 .
In 2004 , O'Connor retired from competition and quickly became involved in administrative aspects of the three - day eventing world .