What was this major international multi-sport event, with the opening ceremonies taking place on 27 July, and in which the South African field hockey player Bernadette Coston competed for the outh Africa women's national field hockey team?
2012 Summer Olympics The 2012 Summer Olympics, formally the Games of the XXX Olympiad and commonly known as London 2012, was a major international multi-sport event celebrated in the tradition of the Olympic Games, as governed by the International Olympic Committee (IOC). It took place in London and to a lesser extent across the United Kingdom from 25 July to 12 August 2012. The first event, the group stage in women's football began on 25 July at the Millennium Stadium in Cardiff, followed by the opening ceremonies on 27 July. 10,768 athletes from 204 National Olympic Committees (NOCs) participated.
2015 Pan American Games Parade of Nations The 2015 Pan American Games Parade of Nations occurred at the 2015 Pan American Games opening ceremony, held beginning at 18:45 Eastern Daylight Time () on July 10, 2015. 41 athletes bearing the flags of their respective nations led their national delegations as they paraded into Pan Am Ceremonies Venue in the host city of Toronto, Ontario, Canada.