Trivia: In the scene where Hagrid has dropped a "dead" Harry Potter, look quickly at George. He turns his head to the right and yells "Fred!" Fred has already been killed by Bellatrix Lestrange so it seems he may have forgotten this in a moment of grief.
Trivia: Jamie Waylett, who played Crabbe in previous movies, was unable to reprise his role due to being arrested for growing cannabis. Because of this, the filmmakers decided to kill off Goyle instead of Crabbe.
Answer: Yes. According to J.K. Rowling in interviews, the curse Voldemort had cast on the Defense Against the Dark Arts position preventing any teacher lasting more than one year, was finally broken upon his death, and from then on any instructor lasted beyond twelve months.
raywest ★
In the movies it is never mentioned that Voldemort cursed the DADA post or even applied for this position.
It is mentioned in the books.