Censorship is the practice or system of censoring something. Censorship usually censoring of books, plays, movies, or reports, especially by government officials, because they are considered immoral or secret in some way.  However, books are the most censored category. The books were censored divide into two types. One is banned books, one is challenged books.  A banning is to remove the books from class, but you can read the books in the library or the bookstore. Banned books just mean the books not used for special age groups. On the contrary, a challenged is mean someone think the book was too radical, so they require to restrict and remove the books. Everyone cannot read these books, even in the library. The reason why some books are banned or challenged is their content may exit offensive language, racism and other social issues. For example, “Animal Farm” is a banned book in New York, Russia UAE and Panama City.  Because the book is contrary to some countries values, has some indecent pictures and the political theory too radical. But other regions still can read this book, and learn this book deeply in school. Actually, ” Fahrenheit 451″ also is a banned book. Because there is some offensive language such as “Damn!”. And someone objected the government’s policies described in this book because of too much ironically content. In addition, Burning books is considered by Christians to be anti-religious. Therefore, censorship has a great influence on books.

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