The Comprehensive Nuclear-Test-Ban Treaty (CTBT) is a multilateral treaty to ban nuclear weapons test explosions and any other nuclear explosions, for both civilian and military purposes, in all environments. It was adopted by the United Nations General Assembly on 10 September 1996, but has not entered into force, as eight specific nations have not ratified the treaty.
The Vienna Convention on Diplomatic Relations of 1961 is an international treaty that defines a framework for diplomatic relations between independent countries. Its aim is to facilitate "the development of friendly relations" among governments through a uniform set of practices and principles; most notably, it codifies the longstanding custom of diplomatic immunity, in which diplomatic missions are granted privileges that enable diplomats to perform their functions without fear of coercion or harassment by the host country. The Vienna Convention is a cornerstone of modern international relations and international law and is almost universally ratified and observed; it is considered one of the most successful legal instruments drafted under the United Nations.
Arms control is a term for international restrictions upon the development, production, stockpiling, proliferation and usage of small arms, conventional weapons, and weapons of mass destruction. Historically, arms control may apply to melee weapons before the invention of firearm. Arms control is typically exercised through the use of diplomacy which seeks to impose such limitations upon consenting participants through international treaties and agreements, although it may also comprise efforts by a nation or group of nations to enforce limitations upon a non-consenting country.
The Protocol for the Prohibition of the Use in War of Asphyxiating, Poisonous or other Gases, and of Bacteriological Methods of Warfare, usually called the Geneva Protocol, is a treaty prohibiting the use of chemical and biological weapons in international armed conflicts. It was signed at Geneva on 17 June 1925 and entered into force on 8 February 1928. It was registered in League of Nations Treaty Series on 7 September 1929. The Geneva Protocol is a protocol to the Convention for the Supervision of the International Trade in Arms and Ammunition and in Implements of War signed on the same date, and followed the Hague Conventions of 1899 and 1907.
A weapon of mass destruction (WMD) is a biological, chemical, radiological, nuclear, or any other weapon that can kill or significantly harm many people or cause great damage to artificial structures, natural structures, or the biosphere. The scope and usage of the term has evolved and been disputed, often signifying more politically than technically. Originally coined in reference to aerial bombing with chemical explosives during World War II, it has later come to refer to large-scale weaponry of warfare-related technologies, such as biological, chemical, radiological, or nuclear warfare.
The Convention Against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment is an international human rights treaty under the review of the United Nations that aims to prevent torture and other acts of cruel, inhuman, or degrading treatment or punishment around the world.
The Outer Space Treaty, formally the Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space, including the Moon and Other Celestial Bodies, is a multilateral treaty that forms the basis of international space law. Negotiated and drafted under the auspices of the United Nations, it was opened for signature in the United States, the United Kingdom, and the Soviet Union on 27 January 1967, entering into force on 10 October 1967. As of March 2024, 115 countries are parties to the treaty—including all major spacefaring nations—and another 22 are signatories.
There is no consensus, scholarly or legal, on the definition of terrorism.
Customary international law are international obligations arising from established or usual international practices, which are less formal customary expectations of behavior often unwritten as opposed to formal written treaties or conventions. Customary international law is an aspect of international law involving the principle of custom. Along with general principles of law and treaties, custom is considered by the International Court of Justice, jurists, the United Nations, and its member states to be among the primary sources of international law.
The Vienna Convention on Consular Relations is an international treaty that defines a framework for consular relations between sovereign states. It codifies many consular practices that originated from state custom and various bilateral agreements between states.
The Comprehensive Convention on International Terrorism (CCIT) is a proposed treaty which intends to criminalize all forms of international terrorism and deny terrorists, their financiers and supporters access to funds, arms, and safe havens.
The Global Initiative to Combat Nuclear Terrorism (GICNT) is an international organization consisting of 89 countries that have endorsed a set of nuclear security principles for nuclear terrorism deterrence, prevention, detection, and response. It is co-chaired by the United States and Russia. The organization aims to develop partnership capacity to combat nuclear terrorism, consistent with national legal authorities and obligations as well as relevant international legal frameworks such as the Convention for the Suppression of Acts of Nuclear Terrorism, the Convention on the Physical Protection of Nuclear Material, and United Nations Security Council Resolutions 1373 and 1540.
The Terrorist Financing Convention is a 1999 United Nations treaty designed to criminalize acts of financing acts of terrorism. The convention also seeks to promote police and judicial co-operation to prevent, investigate and punish the financing of such acts. As of October 2018, the treaty has been ratified by 188 states; in terms of universality, it is therefore one of the most successful anti-terrorism treaties in history.
The Terrorist Bombings Convention is a 1997 United Nations treaty designed to criminalize terrorist bombings.
Amrith Rohan Perera, PC is a Sri Lankan lawyer and diplomat, and former Permanent Representative of Sri Lanka to the United Nations since April 2015. He was a former legal adviser to the Ministry of Foreign Affairs and Chairman of the United Nations Ad Hoc Committee on Comprehensive Convention on International Terrorism. He is a current member of the International Law Commission Perera has also served as a member of the Lessons Learnt and Reconciliation Commission and adviser to the All Party Representatives Committee.
The Convention for the Suppression of Unlawful Acts against the Safety of Maritime Navigation or SUA Convention is a multilateral treaty by which states agree to prohibit and punish behaviour which may threaten the safety of maritime navigation.
The Protocol for the Suppression of Unlawful Acts against the Safety of Fixed Platforms Located on the Continental Shelf is a multilateral treaty by which states agree to prohibit and punish behaviour which may threaten the safety of offshore fixed platforms, including oil platforms.
The 1973 United Nations International Convention on the Suppression and Punishment of the Crime of Apartheid was the first binding international treaty which declared the crime of apartheid and racial segregation under international law. It was adopted by the General Assembly on 30 November 1973 and came into force on 18 July 1976. It passed by 91 votes in favor, four against and 26 abstentions. 110 countries are currently parties to the convention, with 26 signatories.
The law of extradition in the Republic of Ireland includes legislation and case law, and gives effect to treaties.
