The official site of US Open is chicagomarathon.com . 116 from 13 nations competed in US Open . Galatsi Olympic Hall (rhythmic),Pauley Pavilion,New York City, New York,,United States were the venues of US Open . It was held in 7–19 February . 24 (from 5 confederations) were the number of teams who competed in US Open . US Open was founded on 1871; 148 years ago (1871)
The sport event never happened before 1882