386 from 138 nations competed in Men's handballat the XXXI Olympiad . It was held in 1–12 August . 1977 is when Men's handballat the XXXI Olympiad was founded  . The no. of events in sport was 18 . The sport has the official site chicagomarathon.com . The venue for Men's handballat the XXXI Olympiad was Olympic BMX Center (BMX)
The sport Men's handballat the XXXI Olympiad has less than291 contenders  from 138 nations