The 2015 IAAF World Championships, the fifteenth edition of the IAAF World Championships, were held from 22 to 30 August at the National Stadium in Beijing, China. Forty-three nations won medals, 144 of which were awarded. Kenya topped the medal table for the first time, with 7 gold, 6 silver and 3 bronze medals. The United States won 18 medals, six gold, six silver and six bronze, which was the highest tally. Host nation China, finished 11th on the medals table, while Russia finished ninth.

The National Stadium (国家体育场), a.k.a Bird's Nest (鸟巢), is a stadium at Olympic Green in Chaoyang, Beijing, China. The National Stadium, covering an area of 204,000 square meters with 91,000 capacity, broke ground in December 2003, officially started construction in March 2004, and was completed in June 2008.