was approved, and in article 27 it established the prohibition of the use of nuclear energy in Uruguay, as follows: Law 19056 about "Radiation Protection and Safety of Persons, Properties and Environment" was also enacted. It intended to establish general parameters for prevention and procedures to "ensure the radiation protection and safety regarding protection of occupationally exposed personnel, to the general public, properties, and the environment, from the adverse effects of radiations, avoiding or minimizing risks and radiation-induced damages, also ensuring the physical protection of the sources and buildings". In the context of the obligations assumed by the country internationally, Uruguay signed or ratified the following treaties about nuclear energy and related issues:Treaty of Tlatelolco for the Prohibition of Nuclear Weapons in Latin America and the Caribbean, signed on February 14, 1967 in México D.F., and ratified by Law 13669 of July 1, 1968.Treaty on the Non-Proliferation of Nuclear Weapons of 1968, ratified by Law 13859 of June 4, 1970.Convention on Early Notification of a Nuclear Accident and Convention on Assistance in the Case of a Nuclear Accident or Radiological Emergency, both enacted by General Conference of the International Atomic Energy Agency on September 29, 1986, and ratified by Law 16075 of October 11, 1989.Vienna Convention on Civil Liability for Nuclear Damage of 1963 and an Optional Protocol to Compulsory Settlement of Disputes of this treaty, agreeing by Law 17051 of December 14, 1998.Comprehensive Nuclear-Test-Ban Treaty of New York, adopted on September 24, 1996, and ratified by Law 17348 of June 13, 2001.Convention on Nuclear Safety adopted in Vienna on September 20, 1994, and ratified by Law 17588 of November 29, 2002.Convention on the Physical Protection of Nuclear Material of October 26, 1979, ratified by Law 17680 of August 1, 2003.Joint Convention on the Safety of Spent Fuel Management and on the Safety of Radioactive Waste Management' of Vienna on September 5, 1997, aprobed by Law 17910 of October 17, 2005. Near nuclear power plants abroad Due to its proximity, the government of Uruguay is closely monitoring Atucha I Nuclear Power Plant, located only 70 kilometers from Colonia del Sacramento and 295 km from Montevideo, which began operating in 1974. Opinion polls Between October 2010 and March 2011, polling company Factum performed a survey on a sample of the population to assess their agreement or disagreement about the installation of a nuclear power plant in Uruguayan territory and their feeling