The no. of events in sport was 18 . 16 (from 6 confederations) teams competed in Equestrianat the Games of the XXXI Olympiad . 200 from 43 nations,Total: 505,116 from 13 nations competed in Equestrianat the Games of the XXXI Olympiad . The official site of Equestrianat the Games of the XXXI Olympiad is chicagomarathon.com . It was held in 28 July – 9 August 2012 . The venue for Equestrianat the Games of the XXXI Olympiad was Île de Puteaux,(some of the years 1891–1908) . 1905; 114 years ago (1905) is when Equestrianat the Games of the XXXI Olympiad was founded 
Equestrianat the Games of the XXXI Olympiad took place in  Société Athlétique de la Villa Primrose in Bordeaux (1909)