Harry Potter and the Deathly Hallows the publisher of all "Harry Potter" books in the United Kingdom, on 30 June 1997. It was released in the United States on 1 September 1998 by Scholastic—the American publisher of the books—as "Harry Potter and the Sorcerer's Stone", after Rowling had received US$105,000 for the American rights—an unprecedented amount for a children's book by a then-unknown author. The second book, "Harry Potter and the Chamber of Secrets" was originally published in the UK on 2 July 1998, and in the US on 2 June 1999. "Harry Potter and the Prisoner of Azkaban" was then published a year later in
Harry Potter (film series) film series that followed "Harry Potter"s suit. Furthermore, the practice of splitting the finale of a film series into two back-to-back films began with the success of "Deathly Hallows", and it would soon be replicated by "" and "", "" and "", "" and "", and "" and its sequel "". The films are also widely credited with singlehandedly signalling the popularity of films based on children's and young adult literature in the 2000s and 2010s, correlating with the book series' own literary influence. Costance Grady and Aja Romano, commenting on the whole "Harry Potter" franchise's legacy for "Vox" in