How was pitbulls created?

Creating Pitbull If you look at the title, you might think it’s nonsense, but it’s easy to create a pitbull. For example, pitbull production was banned all over the world, and all the pitbulls were castrated. In this case, you may think that all pitbulls will be extinct. Pitbull is in fact a hybrid dog breed. It is possible to produce pitbull with a large number of dogs with suitable characteristics. German shepherd, Rottweiller, Doberman…

"How was pitbulls created?"