What is a pit bull bread from which dogs origonally?

It's important to clarify that "pit bull" is not a breed, but rather a term used to describe several breeds of dogs. The term "pit bull" is often used to refer to:

* American Staffordshire Terrier

* American Pit Bull Terrier

* Staffordshire Bull Terrier

All of these breeds are descended from Old English Bulldogs and Terriers. They were originally bred in England for bull-baiting, a blood sport where dogs were pitted against bulls.

It's important to note that these breeds are not inherently aggressive. Their aggressive behavior is often the result of poor breeding practices, lack of training, and improper socialization. With proper care and attention, these dogs can be loving and loyal companions.