1 Nearly one in five Americans (19%) will be an immigrant in 2050, compared with one in eight (12%) in 2005. 2  By 2025, the immigrant, or foreign-born, share of the population will surpass the peak during the last great wave of immigration a century ago.
According to Rowling's agent, Christopher Little, the seven Harry Potter books have so far been translated into 67 languages, amassing the 400m figure since the publication of the first book in the series, Harry Potter and the Philosopher's Stone, in 1997.
All books of a religious, ideological, philosophical or political nature have been excluded from this list of best-selling books for these reasons. [original research?] Having sold more than 500 million copies worldwide, Harry Potter by J. K. Rowling is the best-selling book series in history. The first novel in the series, Harry Potter and the Philosopher's Stone, has sold in excess of 120 million copies, making it one of the best-selling books of all time. As of June 2017, the series has been translated into 80 languages, placing Harry Potter among history's most translated literary works.