Film censorship is primarily intended to protect public morals by restricting the display of content that is deemed to be harmful or offensive to societal values and norms.

North Korea has the most stringent film censorship laws in the world, with all films being subject to strict review and approval by the government before they can be released to the public.

Film editing is the process of removing or altering scenes from a film in order to comply with censorship regulations or to improve the overall quality of the film.

The Hays Code was a set of guidelines established in 1930 by the Motion Picture Producers and Distributors of America (MPPDA) in response to public outcry over the perceived immorality of films. The code had a significant impact on the content of films produced in Hollywood for decades.

Film banning is the practice of prohibiting a film from being shown in a particular country or region, typically due to its content being deemed to be offensive or harmful.

Charlie Chaplin was one of the most famous victims of the Hollywood blacklist during the McCarthy era. He was blacklisted due to his political views and his refusal to cooperate with the House Un-American Activities Committee (HUAC).

Film localization is the practice of altering a film's content in order to make it more acceptable to a particular audience, typically by changing the language, cultural references, or other elements of the film.

The Birth of a Nation was banned in the United States for 30 years due to its racist and pro-Ku Klux Klan content. The film was eventually released in 1915, but it remains a controversial film to this day.

Film classification is the practice of rating films based on their content in order to provide guidance to parents and consumers about the suitability of a film for different age groups.

Seven Years in Tibet was banned in China due to its portrayal of the Chinese government's treatment of Tibet. The film was released in 1997 and starred Brad Pitt as an Austrian mountaineer who befriends the Dalai Lama.

Film propaganda is the practice of using film as a tool for political propaganda, typically by presenting a biased or distorted view of events in order to influence public opinion.

Doctor Zhivago was banned in the Soviet Union due to its anti-communist message. The film was released in 1965 and starred Omar Sharif and Julie Christie. It was eventually released in the Soviet Union in 1994.

Film advocacy is the practice of using film to promote a particular social or political cause, typically by raising awareness of an issue or by encouraging people to take action.

Water was banned in India due to its portrayal of the Hindu goddess Kali. The film was released in 2005 and starred Deepa Mehta. It was eventually released in India in 2007 after a legal battle.

Film education is the practice of using film to educate the public about a particular issue, typically by providing information and analysis that can help people to understand the issue more deeply.