Controversies during Olympics 2012

• The North Korean women's soccer team delayed their game against Colombia for an hour after the players were introduced on the jumbo screen with the South Korean flag. ^[40]

• Paraskevi Papachristou was expelled by the Greek Olympic Committee after posting a racially insensitive tweet.^[41][42]

• South Korean fencer Shin A-Lam was forced to remain on the piste for over an hour after a clock malfunction with one second left at the end of her semifinal match in the individual epeé versus Germany's Britta Heidemann.^[43][44] The appeal from the South Korea was rejected and Germany advanced to lose playing for the Gold Medal. Shin A-Lam was offered a consolation medal but denied the offer.

• In the men's team artistic gymnastics, Japan were promoted to silver medal position after successfully lodging an appeal over Kohei Uchimura's final pommel horse performance.^[45]

• Michel Morganella was expelled from the Olympics after a racist tweet about Koreans after the Swiss football team lost 2-1 to South Korea.