HP Harry Potter Related Information

I have sorted out the information collected from various channels. I hope it can be helpful to everyone. Since I am a very sloppy person, it is inevitable that I will make mistakes and omissions. You are welcome to catch them and fill them in. There are currently ten parts in total [chronology of events (recommended!), List of books, magical animals, Hogwarts School of Witchcraft and Wizardry, British Ministry of Magic, broomsticks, potions, spells, magic currency, and Hogsmeade] Continuously updating...