Censorship is the control of communication between people. This includes restrictions on what can be seen and heard. Mostly, censorship is practiced by Governments. But religious and political leaders and special interest groups also try to control the flow of information. Censorship violates individual rights, hides useful information, and limits freedom of speech. The four major types of censorship are moral, military, political, and religious. The most common type is moral censorship which restricts obscene material. Moral censorship tries to mainly protect children from corruption. The problem with moral censorship is the narrowing definition of obscenity. Military censorship occurs mainly in wartime, and is used to protect national security. Military censors have the authority to read the mail of service men and women. The censors can hold information from the press as well. Political censorship is used by governments that do not accept opposing ideas. "Democracies do not officially permit censorship, but many try to censor radical ideas". Religious censorship happens in countries where the government is close to a religion or where religious feeling run high. Individual rights are written in the Bill of Rights section of the Constitution. The first amendment grants the freedom of the press, speech, and religion. The first amendment also grants that the media is immune fromgovernment control or censorship. A way to preserve individual rights is for government agencies to have little or no interaction with individual persons. For example, by police examining personal information. One act which violates individual rights is the Police and Criminal Evidence Act. The act makes it legal for police to legally read e-mail and access personal information held by Internet Service Providers. The act was created before the Internet was ever put to use on a wide scale. The act violates individual rights because it allows authorities access t...