Originally used as working dogs in England. They were replaced with the dog we now know as the English Bulldog. By the end of World War II the breed was almost extinct. Mr. John D. Johnson, a returning war veteran, decided to resurrect this breed. Along with Alan Scott and several other breeders, Johnson began carefully to breed American Bulldogs, keeping careful records and always with an eye for maintaining the breed's health and working abilities.
Perhaps the most important role of the bulldog and the reason for its survival and in fact why it thrived through out the South was because of the presence of feral pigs, introduced to the New World and without predators. The bulldogs were the settlers only means of sufficiently dealing with the vermin. By World War Two, the breed was near extinction until John D. Johnson and his father scoured the backroads of the South looking for the best specimens to revive the breed. During this time a young Allen Scott grew an interest in Mr. Johnson's dogs and began to work with him on the revitalization process. At a point, Allen Scott began infusing non-Johnson select dogs with John D. Johnson's line creating the now Standard American Bulldog. Therefore, the base stock of the Standard American Bulldog is the Classic American Bulldog. This created a falling out between Johnson and Scott causing them to go their separate ways and breed the two slightly different versions of the American bulldo