The no. of events in sport was 14 . 1881; 138 years ago (1881) is when Jack the Ripper was founded  . 12 (from 4 confederations) teams participated in Jack the Ripper . It was held in 9-21 August 2016 . Total: 505 were the competitors in Jack the Ripper . The venue for Jack the Ripper was USTA Billie Jean King National Tennis Center
Jack the Ripper will celebrate it's  Sesquicentennial jubilee on 2031