The Weasley family as a whole could be great allies. They are known for their kindness and loyalty. Mrs. Weasley could even help Harry in matters of the court, like organizing events and taking care of the more domestic aspects of the royal life. Neville could be another important ally. He has grown into a strong and brave wizard, and his connection to plants could be useful in developing new magical agriculture under Harry's rule.
Hermione would definitely be one of his top allies. Her intelligence and knowledge of magic and history would be invaluable in helping Harry rule. She could advise him on laws and policies, especially those related to education and the treatment of non - human magical beings. Ron would also be an ally. His loyalty and his understanding of the wizarding world's less - sophisticated side could help Harry connect with the common wizards.
Hermione would surely be one of his allies. With her vast knowledge of magic, she could help Harry understand and adapt the magic of Skyrim. Also, Ron could be there, providing his loyalty and his own brand of wizarding skills. In Skyrim, characters like the Companions might side with Harry. They would be attracted to his leadership and the new ideas he brings with his wizarding background.
Perhaps some of the magical creatures that Harry has befriended over the years, like the centaurs or the house - elves, could become his allies. They could offer their unique skills and knowledge to help Harry in his new role, and Harry, in turn, could work towards better rights and treatment for them in the wizarding world.
Hermione would definitely be one of his allies. She is smart and resourceful and would be able to help Harry navigate the new political and magical situations he faces as a prince. For example, she could research ancient laws and prophecies related to his new status.
Ron could also be an important ally. His loyalty and courage would be great assets. He might be in charge of security or diplomatic relations with other magical communities, using his Weasley charm to smooth things over.
Hermione and Ron would surely be his top allies. Hermione with her vast knowledge of magic and Ron with his loyalty and combat skills. They've been with Harry through thick and thin. Also, the members of the Order of the Phoenix like Sirius Black (if he's still alive in the fanfiction), Lupin, and Moody could be great allies. They have experience and are very powerful wizards.
Ron could also be a great ally. His loyalty and courage would be important. He might be in charge of security, using his skills in wizard chess to plan out defensive strategies. And of course, the Weasley family in general could offer a lot of support, with their various skills and connections in the wizarding world.
Some of the more progressive magical families like the Weasleys might side with Harry. They've always been on the side of good and if Harry shows that his rule would bring positive changes to the wizarding world, they'd be his allies.
Hermione would likely be one of his allies. She's intelligent and has a strong sense of justice, always having been interested in the rights and wrongs of the wizarding laws. She could provide Harry with valuable research and advice.
Dumbledore, even if in spirit or through some magical means, could be an ally. His wisdom and foresight could guide Harry in making important decisions for the kingdom. Also, the house - elves, if Harry treats them fairly and gives them freedom and a place in the kingdom, could be loyal allies. They could take care of the day - to - day running of the castle or important buildings in the kingdom, using their unique magical abilities.
His friends Hermione and Ron would most likely be his allies. They have been with him through thick and thin in the original series.