Harry Potter and the Order of the Phoenix is the fifth book in the popular Harry Potter series by J.K. Rowling. The book follows Harry Potter, now fifteen years old, as he returns to Hogwarts School of Witchcraft and Wizardry for his fifth year. However, this year is different as the Ministry of Magic refuses to believe that Lord Voldemort has returned and is actively working against Harry and Dumbledore. Meanwhile, Harry struggles with the emotional aftermath of witnessing Cedric Diggory’s murder and the isolation he feels from his friends.

The book explores themes of power, corruption, and the importance of standing up for what is right. It also introduces new characters such as Dolores Umbridge, a Ministry-appointed teacher who becomes a tyrant at Hogwarts, and members of the Order of the Phoenix, a secret society dedicated to fighting Voldemort. With its fast-paced action and emotional depth, Harry Potter and the Order of the Phoenix is a beloved addition to the series.