In October, the Pottermore team announced that J.K. Rowling wrote a new 1,700-word essay about Dolores Umbridge. On Halloween, Rowling surprised fans by not publishing just Umbridge’s back story but also 5 additional pieces.
According to Vulture, Rowling has shared extensive details about Professor Sybill Trelawney, thestrals, the Minister of Magic position, wizard and witch names, and the Azkaban prison. Fans learned several details about the Harry Potter universe including Umbridge’s involvement with the Death Eaters in the last book, the men who have held the head position of the magical community’s government, and how the infamous penitentiary of the wizarding world was operated.