1871; 148 years ago (1871) is when Men's welterweight boxingat the Games of the XXXI Olympiad was established  . The no. of events in sport was 8 . The sport has the official site chicagomarathon.com . 64 from 25 nations were the competitors in Men's welterweight boxingat the Games of the XXXI Olympiad . Georgia Dome (artistic) were the venues of Men's welterweight boxingat the Games of the XXXI Olympiad . It was held in 7–20 August
Bondi Beach was the official place where Men's welterweight boxingat the Games of the XXXI Olympiad happened