Pit Bulls are at the top of the list, with 24 countries restricting or prohibiting them.
Regulated in 18 countries, the Dogo Argentino is a snow-white Argentinian beauty.
This Japanese puppy is considered dangerous in 18 countries and was bred for dog-fighting
About 14 countries treat Brazilian Mastiffs with caution, seeing them as aggressive or as work and guard dogs.
Despite being one of the dog-fighting breeds, they are friendly and tender pups and recommended as family dogs
This breed is regulated by law in 11 countries but also makes it on the lists of the most popular dogs around the world.
Rottweilers are actively used in rescue operations, serve on police forces, and herd cattle perfectly, but 10 countries consider them dangerous.