The Great Sage of Hogwarts

Gellert Grindelwald, recognized as the greatest wizard of all time [Main identity]: Prophet, principal of Nurmengard School of Witchcraft and Wizardry, former Secretary-General of the International Union of Magicians, President of the International Confederation of Wizards, President of the International Council for Magical Administration, Chief Protector of the International Society for the Protection of Magical Creatures... Chief Magician of the Wizengamot, First Class Magician of the Order of Merlin... Main Achievements: In 1909, he and his best friend Albus Dumbledore jointly discovered the ten uses of fire dragon blood. In 1912, he and his best friend Albus Dumbledore jointly discovered the special effects of elf blood. … In 1917, he and his best friend Albus Dumbledore jointly created the magic that changed the entire wizarding world - the blood extraction method. In 1918, he was awarded the Order of Merlin, First Class. … In 1923, he and his close friend Albus Dumbledore created the blood vein purification method based on the blood vein extraction method. … In 1945, the International Statute of Secrecy was abolished, allowing magic to finally be revealed to all intelligent beings. … ———————— After spending three days reading Grindelwald's personal biography, Walter discovered that the world had been completely changed by Grindelwald and his "best friend" Dumbledore, who had long since abolished the law of secrecy and embarked on a different path! But fortunately, he has a great sage with him.