Mezue ahịrịokwu na-esonụ: Kọmitii International Olympic chọrọ ka opekata mpe mba 25 sonye na asọmpi mba ụwa iji nabata ihe omume ọhụrụ na usoro ihe omume Olympic, yabụ Avon lekwasịrị anya na ịdọta ndị na-agba ọsọ si ọtụtụ mba. Usoro ahụ nwere ihe ịga nke ọma n'ebumnuche ya nke ime ka marathon dị ka ọzụzụ ụmụ nwanyị, nke International Runners 'Committee na-eduzi, na marathons nke ụmụ nwanyị na 1982 European Championships na 1983 World Championship na-esote usoro ahụ.
marathon mbụ ụmụnwaanyị mere n'egwuregwu Olympic n'afọ 1984. E mere Avon International Marathon nke 1983 na Los Angeles, ebe e mere asọmpi marathon Olympic n'afọ na-eso ya.