The answer is yes dogs can be aggressive, but some dogs when their puppy's can be trained not to be so aggressive.
Yes, the German Shepherd is on the aggressive dog list.
Pitbulls are an aggressive breed of dog and should be outlawed.
Bad Idea.... If you try to show your dog aggressiveness, it would generally become afraid. Plus, who wants an aggressive dog? Don't try to make a dog aggressive. It will become dog fights and might end up getting it (probably "him") killed.
Dogs can be aggressive because of neglect, mistreatment, and the environment in which they live in. Also, it can be because that dog was used for dog fighting once, and or the owner made them aggressive, to be used as guards!
Any dog can be aggressive if it is not raised or treated correctly.
Possibly
Spend time with
It actually should be less aggressive, but if it is an older dog it will probably remember more than it would if it was young.
A Boxer is the most harmless dog in the world... They rarely bite or get aggressive. The only downfall with them is that they like to sit in everything.
A dog that likes to fight can be called aggressive.
Not necessarily. They will still be aggressive to other animals because of their territory and they may not stop being aggressive.
To effectively tame an aggressive dog, it is important to seek help from a professional dog trainer or behaviorist. They can provide guidance on positive reinforcement training techniques and help address the underlying causes of the aggression. Consistent training, patience, and understanding the dog's body language are key in successfully taming an aggressive dog.