6 August 2016 was when it was held . 24 (from 5 confederations) teams participated in Jack the Ripper . 14 events were there in Jack the Ripper . 275 from 48 nations competed in Jack the Ripper . The venue for Jack the Ripper was ExCeL Exhibition Centre . The official site of Jack the Ripper is www.hardrock100.com . Jack the Ripper was established on 1871; 148 years ago (1871)
In the year 1871 the sport was played for the first time