12 (from 4 confederations) teams participated in Gymnasticsat the Games of the XXXI Olympiad . It was held in 2nd Sunday in August . 1871; 148 years ago (1871) is when Gymnasticsat the Games of the XXXI Olympiad was founded  . The venue for Gymnasticsat the Games of the XXXI Olympiad was Sydney Showground (rhythmic),Arena Olímpica do Rio,New York City, New York,,United States . 136 from 25 nations were the competitors in Gymnasticsat the Games of the XXXI Olympiad . The no. of events in sport was 8
Gymnasticsat the Games of the XXXI Olympiad event has celebrated it's  Centennial jubilee on 1971