The importance of the right to life has been a growing concern by the international community, “Universal Declaration of Human Rights”, “American Convention on Human Rights”, “International Covenant on Civil and Political Rights”, “Second Optional Protocol to the International Covenant on Civil and Political Rights, aiming at the abolition of the death penalty”, “Convention on the Prevention and Punishment of the Crime of Genocide“, ”European Convention on Human Rights”, “African Charter on Human and Peoples'' Rights” all contain provisions about the right to life; this thesis will discuss the right to life of other aspects related, such as: the death penalty, abortion, fetal protection, etc.. How is the International Human Rights treaties deal with this right? and in the law how to protect it? In addition, in the formulation of the right to life, what is the different between “American Convention on Human Rights” and other international conventions? What is special about the beginning of the right to life and the scope of the definition of security?
In the region of Latin American as a result of the prevalence of the Catholic Church and its cultural background factors, in addition to the impact of the formulation process of the Convention, as women’s rights, the right of unborn children, and even the right to fetus will produce what kind of effects? What benefits between Convention States Parties and the effectiveness of the implementation of the jurisprudence of the Court held will produce? These issues are the main concerns and reasons for academic research.