Right to life is a phrase that escribes the belief that a human being has an essential right to live, particularly that a human being has the right not to be killed by another human being. The concept of a right to life is central to debates on the issues of capital punishment, euthanasia, self defense, abortion and war. The right to life is enshrined in article 3 of the United Nations' Universal Declaration of Human Rights and in article 6 of the International Covenant on Civil and Political Rights, making it a legally enforceable right in every United Nations member state: