Harry Potter 1 was released on January 17, 1997.
Harry Potter 2 was released on July 1, 1998.
Harry Potter 3 was released on November 19, 1999.
Harry Potter 4 was released on July 15, 2001.
Harry Potter 5 was released on November 23, 2004.
Harry Potter 6 was released on July 14, 2007.
Harry Potter 7 was released on November 18, 2010.
The new books in the Harry Potter series were Harry Potter and the Half-Blood Prince, Harry Potter and the Deathly Hallows: Part 2, and Harry Potter and the Order of the Phoenix. These books had already achieved great success and set new publishing records worldwide.
The latest Harry Potter novel, Harry Potter and the Deathly Hallows, was released in 2011. After that, author JK Rowling said that she would continue writing novels in the future but did not disclose a specific timeline.
Currently, Rowling had announced that she would release Harry Potter and the Half-Blood Prince in January 2021, which would also be the 15th novel in the Harry Potter series. In addition, she also said that she would release other Harry Potter series in the next few years, but the specific time was not disclosed.
The Harry Potter series has become a literary classic with a far-reaching influence, so it is better to create new plots and experiences for readers.
The latest novel in the Harry Potter series, Harry Potter and the Deathly Hallows Part 2, was published on September 1, 2011, while Harry Potter and the Half-Blood Prince was published on January 1, 2014. In addition, Harry Potter and the Order of the Phoenix and Harry Potter and the Goblet of Fire were published in 2010 and 2013 respectively. The latest novel in the Harry Potter series, Harry Potter and the Nothingness Sphere, was published on May 18, 2021.
Sorry, I don't have the exact release date for Book 6 of 'A Story of Fire and Ice' at the moment. You might want to keep an eye on the author's official website or social media for updates.