Discover how two brothers turned a family shoe business into the global sportswear giants Adidas and Puma after one of history’s most famous business feuds.

It is a battle measured not in goals or points, but in sponsorship deals, shirt sales and global exposure. The rivalry ...

Benefiting from Americans’ love of an underdog story, the FIFA World Cup’s return to U.S. soil is seeing a ramp-up in the houses-of-Dassler rivalry and smaller brands picking up endorsement share, ...