12 were the number of teams who competed in Equestrianat the Games of the XXX Olympiad . The no. of events in sport was 12 . 28 from 28 nations were the competitors in Equestrianat the Games of the XXX Olympiad . 18 – 30 September 1988 was when it was held . 1963 is when Equestrianat the Games of the XXX Olympiad was established  . The venue for Equestrianat the Games of the XXX Olympiad was Open ground . The official site of Equestrianat the Games of the XXX Olympiad is chicagomarathon.com
Equestrianat the Games of the XXX Olympiad was a multiple day event