International Law

Charter of the United Nations


Chapter I: Purposes and Principles

Chapter II: Membership

Chapter III: Organs

Chapter IV: The General Assembly

Chapter V: The Security Council

Chapter VI: Pacific Settlement of Disputes

Chapter VII: Action with Respect to Threats to the Peace, Breaches of the Peace and Acts of Aggression

Chapter VIII: Regional Arrangements

Chapter IX: International Economic and Social Co-operation

Chapter X: The Economic and Social Council

Chapter XI: Declaration regarding Non-Self-Governing Territories

Chapter XII: International Trusteeship System

Chapter XIII: The Trusteeship Council

Chapter XIV: The International Court of Justice

Chapter XV: The Secretariat

Chapter XVI: Miscellaneous Provisions

Chapter XVII: Transitional Security Arrangements

Chapter XVIII: Amendments

Chapter XIX: Ratification and Signature


The Charter of the United Nations was signed on 26 June 1945, in San Francisco, at the conclusion of the United Nations Conference on International Organization, and came into force on 24 October 1945.



  • to save succeeding generations from the scourge of war, which twice in our lifetime has brought untold sorrow to mankind, and
  • to reaffirm faith in fundamental human rights, in the dignity and worth of the human person, in the equal rights of men and women and of nations large and small, and
  • to establish conditions under which justice and respect for the obligations arising from treaties and other sources of international law can be maintained, and
  • to promote social progress and better standards of life in larger freedom,


  • to practice tolerance and live together in peace with one another as good neighbours, and
  • to unite our strength to maintain international peace and security, and
  • to ensure, by the acceptance of principles and the institution of methods, that armed force shall not be used, save in the common interest, and
  • to employ international machinery for the promotion of the economic and social advancement of all peoples,


Accordingly, our respective Governments, through representatives assembled in the city of San Francisco, who have exhibited their full powers found to be in good and due form, have agreed to the present Charter of the United Nations and do hereby establish an international organization to be known as the United Nations.

Chapter I (Articles 1-2)
Chapter II (Articles 3-6)
Chapter III (Articles 7-8)
Chapter IV (Articles 9-22)
Chapter V (Articles 23-32)
Chapter VI (Articles 33-38)
Chapter VII (Articles 39-51)
Chapter VIII (Articles 52-54)
Chapter IX (Articles 55-60)
Chapter X (Articles 61-72)
Chapter XI (Articles 73-74)
Chapter XII (Articles 75-85)
Chapter XIII (Articles 86-91)
Chapter XIV (Articles 92-96)
Chapter XV (Articles 97-101)
Chapter XVI (Articles 102-105)
Chapter XVII (Articles 106-107)
Chapter XVIII (Articles 108-109)
Chapter XIX (Articles 110-111)

The Charter of the united nation can not be acted without valid ratification of sovereign nations by their highest Lawmaking body.   It came into force when the Governments of China, France, Great Britain, the Soviet Union, and the United States and a majority of the other signatory states had ratified it and deposited notification to this effect with the State Department of the United States. On October 24, 1945.

Main Bodies of the United Nations

  1. General Assembly
  2. Security Council
  3. Economic and Social Council
  4. Trusteeship Council
  5. International Court of Justice
  6. Secretariat

Secretariat and Secretary-General of UNO

The Secretary-General is the chief administrative officer and head of the Secretariat.

Offices and Departments at Headquarters in New York at Secretariat Building

Executive Office of the Secretary-General
  • Office of the Spokesperson for the Secretary-General
Office of Internal Oversight Services
  • Internal Audit Division
  • Inspection and Evaluation Division
  • Investigations Division
Office of Legal Affairs
  • Office of the Legal Counsel
  • General Legal Division
  • Treaty Section
  • Codification Division
  • International Trade Law Division
  • Division for Ocean Affairs and the Law of the Sea
Department of Political and Peacebuilding Affairs
  • Peacebuilding Support Office
  • Office on Genocide Prevention and the Responsibility to Protect
  • Africa I and II Divisions
  • Americas Division
  • Asia and the Pacific Division
  • Europe Division
  • Middle East and West Asia Division
  • Electoral Assistance Division
  • Division for Palestinian Rights
  • Policy and Mediation Division
  • Security Council Affairs Division
  • Decolonization Unit
Office for Disarmament Affairs
  • Weapons of Mass Destruction Branch
  • Conventional Arms Branch
  • Information and Outreach Branch
  • Regional Disarmament Branch
  • Conference on Disarmament Secretariat and Conference Support Branch
Department of Peace Operations
  • Office of Operations
  • Office of Military Affairs
  • Office of Rule of Law and Security Institutions
    • Police Division
    • Mine Action Service
    • Disarmament, Demobilization and Reintegration Section
    • Criminal Law and Judicial Advisory Service: Justice and Corrections
    • Security Sector Reform Unit
  • Policy, Evaluation and Training Division
Department of Operational Support
  • Department of Operational Support (DOS)
  • Office of the Under-Secretary-General (OUSG)
  • Office of Support Operations (OSO)
  • Office of Supply Chain Management (OSCM)
  • Division for Special Activities (DSA)
  • Division of Administration, New York (DOA)
  • Office of Information and Communication Technology
Office for the Coordination of Humanitarian Affairs
  • Coordination
  • Policy
  • Advocacy
  • Information Management
  • Humanitarian Financing
Office of Counter-Terrorism (OCT)
Department of Economic and Social Affairs
  • Financing for Sustainable Development Office
  • Office for Intergovernmental Support and Coordination for Sustainable Development
  • Division for Inclusive Social Development
  • Secretariat of the UN Forum on Forests
  • Statistics Division
  • Division for Sustainable Development Goals
  • Population Division
  • Economic Analysis and Policy Division
  • Division for Public Institutions and Digital Government
  • Capacity Development Office
  • United Nations Forum on Forests
Department for General Assembly and Conference Management
  • Central Planning and Coordination Division
  • Documentation Division
  • General Assembly and ECOSOC Affairs Division
  • Meetings and Publishing Division
  • Protocol and Liaison Service
Department of Global Communications
  • News and Media Division
  • Outreach Division
  • Strategic Communications Division
Department of Safety and Security
  • Field Support Service
  • Division of Regional Operations
  • Division of Headquarters Security and Safety Services
Department of Management Strategy, Policy and Compliance
  • Programme Planning, Finance and Budget
  • Office of Human Resources
    • HR Portal
    • Careers Portal
  • Business Transformation & Accountability
  • Office of Information and Communication Technology
  • Umoja
Internal Justice Bodies
  • Office of the United Nations Ombudsman
  • Office of Administration of Justice
  • UN Dispute Tribunal
  • UN Appeals Tribunal [the United Nations Administrative Tribunal was abolished as of 31 December 2009 by GA resolution 63/253]
Other Offices
  • United Nations Joint Staff Pension Fund
  • Secretariat of the UN System Chief Executives Board for Coordination (CEB)
  • Ethics Office
  • Global Compact Office
  • United Nations Office for Partnerships (UNOP)
  • United Nations Democracy Fund (UNDEF)
  • United Nations Staff Union
Special Advisers, Representatives and Envoys
  • Office of the High Representative for the Least Developed Countries, Landlocked Developing Countries and Small Island Developing States
  • Office of the Special Adviser on Africa
  • Office of the Special Advisers to the Secretary-General on the Prevention of Genocide and the Responsibility to Protect
  • Office of the Special Representative of the Secretary-General for Children and Armed Conflict
  • Office of the Special Representative of the Secretary-General on Sexual Violence in Conflict

Offices Outside the Main Headquarters

  • United Nations Office at Geneva
  • Office of the United Nations High Commissioner for Human Rights
  • Office for Disaster Risk Reduction
    • Advocacy and Outreach Section
    • Risk Knowledge Section
    • DRR Coordination Section
    The United Nations Conference on Trade and Development is the United Nations body responsible for dealing with development issues, particularly international trade – the main driver of development.
  • United Nations Office at Nairobi
  • United Nations Office at Vienna
  • United Nations Office on Drugs and Crime

UN Regional Commissions

  • Economic and Social Commission for Asia and the Pacific
  • Economic and Social Commission for Western Asia
Addis Ababa
  • Economic Commission for Africa
  • Economic Commission for Europe
  • Economic Commission for Latin America and the Caribbean


Καταστατικός Χάρτης των Ηνωμένων Εθνών και Καταστατικό του Διεθνούς Δικαστηρίου



Categories: International Law

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