3 most Challenging Dog Breeds: 1. Afghan Hound Afghan Hounds are elegant but independent, known for their aloof and unique personality. They can be affectionate but are often stubborn, making training a test of patience and consistency. 2. Chow Chow : Chow Chows are loyal but aloof, often wary of strangers. Their protective nature and independence make training a challenge, and they require confident, consistent handling to manage their strong will. 3. Siberian Husky : Huskies are energetic, voc