Was Dumbledore in a relationship with Grindelwald?

“Their relationship was incredibly intense,” says the Harry Potter author. ... Translation for the non-Harry Potter set: Dumbledore and Grindelwald are both wizards introduced in the original Rowling books; Rowling revealed after publishing her series that Dumbledore was gay, and very much in love with Grindelwald.

What does Grindelwald want with the Obscurial?

Grindelwald sought to combine wizard and Muggle society, with wizards dominant, for the Muggles' own good. The Obscurial is the perfect cautionary tale against the repression of wizard kind. Once he could control it, he could use it to demonstrate the consequences of going against magical nature.

Is Dumbledore really Aurelius?

Aurelius isn't Dumbledore's brother at all, but his son.

Why does Grindelwald want the Obscurus?

Due to the repression of his magic, Credence developed a dark parasitic force known as an Obscurus and became an Obscurial. ... Credence was sought after by Gellert Grindelwald, who wanted to use his power to kill Albus Dumbledore, who he saw as the greatest threat to his revolutionary cause.

Why did Voldemort not free Grindelwald?

Voldemort wanted fanatical followers and people who wouldn't question his authority. Plus Voldemort was arrogant and likely didn't think Grindelwald was deserving of the hype that had surrounded him because he ultimately failed.