Basketball rivalries are what transformed the NBA from a growing sports league into a global phenomenon. Championships may define legacies, but rivalries create the unforgettable moments that fans ...

These are the definitive rivalries of North American sports. Some of these rivalries span more than 100 years, while others have taken on a life of their own over the past decade. What they all have ...

Rivalries are the heartbeat of the NFL. Championships may define dynasties and superstar players may dominate headlines, but ...

English football's rich traditions provide us with several of the game's most compelling rivalries. Local arguments between the likes of Manchester United and Manchester City, Liverpool and Everton, ...