60 from 34 nations competed in Equestrianat the Games of the XXXI Olympiad . The sport has the official site chicagomarathon.com . 12 (from 4 confederations) were the number of teams who competed in Equestrianat the Games of the XXXI Olympiad . 18 events were there in Equestrianat the Games of the XXXI Olympiad . Equestrianat the Games of the XXXI Olympiad was founded on 1891; 128 years ago (1891) . The venue for Equestrianat the Games of the XXXI Olympiad was Riocentro – Pavilion 6 . It was held in 1888–1891,(1888: 5 canonical)
Equestrianat the Games of the XXXI Olympiad was founded 129 years ago