United Nations Organization


The UN Charter was signed in June 1945 and under the terms of this charter the UN officially came into existence on 24th October 1945. This date 24th October is celebrated as United Nations Day each year.






At present there are 193 counties as UN members. They are

Member state Date of admission
Afghanistan 19-Nov-46
Albania 14-Dec-55
Algeria 08-Oct-62
Andorra 28-Jul-93
Angola 01-Dec-76
Antigua and Barbuda 11-Nov-81
Argentina 24-Oct-45
Armenia 02-Mar-92
Australia 01-Nov-45
Austria 14-Dec-55
Azerbaijan 02-Mar-92
Bahamas 18-Sep-73
Bahrain 21-Sep-71
Bangladesh 17-Sep-74
Barbados 09-Dec-66
Belarus 24-Oct-45
Belgium 27-Dec-45
Belize 25-Sep-81
Benin 20-Sep-60
Bhutan 21-Sep-71
Bolivia  14-Nov-45
Bosnia and Herzegovina 22-May-92
Botswana 17-Oct-66
Brazil 24-Oct-45
Brunei Darussalam 21-Sep-84
Bulgaria 14-Dec-55
Burkina Faso 20-Sep-60
Burundi 18-Sep-62
Cabo Verde 16-Sep-75
Cambodia 14-Dec-55
Cameroon 20-Sep-60
Canada 09-Nov-45
Central African Republic 20-Sep-60
Chad 20-Sep-60
Chile 24-Oct-45
China 24-Oct-45
Colombia 05-Nov-45
Comoros 12-Nov-75
Congo 20-Sep-60
Democratic Republic of the Congo 20-Sep-60
Costa Rica 02-Nov-45
Côte d’Ivoire 20-Sep-60
Croatia 22-May-92
Cuba 24-Oct-45
Cyprus 20-Sep-60
Czech Republic 19-Jan-93
Denmark 24-Oct-45
Djibouti 20-Sep-77
Dominica 18-Dec-78
Dominican Republic 24-Oct-45
Ecuador 21-Dec-45
Egypt 24-Oct-45
El Salvador 24-Oct-45
Equatorial Guinea 12-Nov-68
Eritrea 28-May-93
Estonia 17-Sep-91
Ethiopia 13-Nov-45
Fiji 13-Oct-70
Finland 14-Dec-55
France 24-Oct-45
Gabon 20-Sep-60
Gambia 21-Sep-65
Georgia 31-Jul-92
Germany 18-Sep-73
Ghana 08-Mar-57
Greece 25-Oct-45
Grenada 17-Sep-74
Guatemala 21-Nov-45
Guinea 12-Dec-58
Guinea-Bissau 17-Sep-74
Guyana 20-Sep-66
Haiti 24-Oct-45
Honduras 17-Dec-45
Hungary 14-Dec-55
Iceland 19-Nov-46
India 30-Oct-45
Indonesia 28-Sep-50
Iran  24-Oct-45
Iraq 21-Dec-45
Ireland 14-Dec-55
Israel 11-May-49
Italy 14-Dec-55
Jamaica 18-Sep-62
Japan 18-Dec-56
Jordan 14-Dec-55
Kazakhstan 02-Mar-92
Kenya 16-Dec-63
Kiribati 14-Sep-99
Democratic People’s Republic of Korea 17-Sep-91
Republic of Korea 17-Sep-91
Kuwait 14-May-63
Kyrgyzstan 02-Mar-92
Lao People’s Democratic Republic 14-Dec-55
Latvia 17-Sep-91
Lebanon 24-Oct-45
Lesotho 17-Oct-66
Liberia 02-Nov-45
Libya 14-Dec-55
Liechtenstein 18-Sep-90
Lithuania 17-Sep-91
Luxembourg 24-Oct-45
The former Yugoslav Republic of Macedonia 08-Apr-93
Madagascar 20-Sep-60
Malawi 01-Dec-64
Malaysia 17-Sep-57
Maldives 21-Sep-65
Mali 28-Sep-60
Malta 01-Dec-64
Marshall Islands 17-Sep-91
Mauritania 27-Oct-61
Mauritius 24-Apr-68
Mexico 07-Nov-45
Micronesia  17-Sep-91
Republic of Moldova 02-Mar-92
Monaco 28-May-93
Mongolia 27-Oct-61
Montenegro 28-Jun-06
Morocco 12-Nov-56
Mozambique 16-Sep-75
Myanmar 19-Apr-48
Namibia 23-Apr-90
Nauru 14-Sep-99
Nepal 14-Dec-55
Netherlands 10-Dec-45
New Zealand 24-Oct-45
Nicaragua 24-Oct-45
Niger 20-Sep-60
Nigeria 07-Oct-60
Norway 27-Nov-45
Oman 07-Oct-71
Pakistan 30-Sep-47
Palau 15-Dec-94
Panama 13-Nov-45
Papua New Guinea 10-Oct-75
Paraguay 24-Oct-45
Peru 31-Oct-45
Philippines 24-Oct-45
Poland 24-Oct-45
Portugal 14-Dec-55
Qatar 21-Sep-71
Romania 14-Dec-55
Russian Federation 24-Oct-45
Rwanda 18-Sep-62
Saint Kitts and Nevis 23-Sep-83
Saint Lucia 18-Sep-79
Saint Vincent and the Grenadines 16-Sep-80
Samoa 15-Dec-76
San Marino 02-Mar-92
Sao Tome and Principe 16-Sep-75
Saudi Arabia 24-Oct-45
Senegal 28-Sep-60
Serbia 01-Nov-00
Seychelles 21-Sep-76
Sierra Leone 27-Sep-61
Singapore 21-Sep-65
Slovakia 19-Jan-93
Slovenia 22-May-92
Solomon Islands 19-Sep-78
Somalia 20-Sep-60
South Africa 07-Nov-45
South Sudan 14-Jul-11
Spain 14-Dec-55
Sri Lanka 14-Dec-55
Sudan 12-Nov-56
Suriname 04-Dec-75
Swaziland 24-Sep-68
Sweden 19-Nov-46
  Switzerland 10-Sep-02
Syrian Arab Republic 24-Oct-45
Tajikistan 02-Mar-92
United Republic of Tanzania 14-Dec-61
Thailand 16-Dec-46
Timor-Leste 27-Sep-02
Togo 20-Sep-60
Tonga 14-Sep-99
Trinidad and Tobago 18-Sep-62
Tunisia 12-Nov-56
Turkey 24-Oct-45
Turkmenistan 02-Mar-92
Tuvalu 05-Sep-00
Uganda 25-Oct-62
Ukraine 24-Oct-45
United Arab Emirates 09-Dec-71
United Kingdom of Great Britain 24-Oct-45
Northern Ireland 24-Oct-45
United States of America 24-Oct-45
Uruguay 18-Dec-45
Uzbekistan 02-Mar-92
Vanuatu 15-Sep-81
Venezuela 15-Nov-45
Viet Nam 20-Sep-77
Yemen 30-Sep-47
Zambia 01-Dec-64
Zimbabwe 25-Aug-80


· To save the succeeding generations from the scourage of war.

· To promote social progress and better standard of life all around the world.

PURPOSE (article-1)

· To maintain international peace and security.

· To develop friendly relations among countries.

· To cooperate in solving problem of economic, social, humanitarian and cultural nature.

PRINCIPLES (article 2)

· Sovereign equality of all its members

· All members shall settle their disputes by peaceful means so that international peace, security and justice are not endangered


The official languages of UN are: Arabic, Chinese, English, French, Russian and Spanish.


First Avenue, UN Plaza, New York City, N.Y. 10017, USA


There are 6 principal organs:

1. GENERAL ASSEMBLY = It is the main deliberative body which consists of the representatives of all the member states. Each member has 1 vote. It meets once in a year. At the start of each session of its meeting it elects its new president and 21 vice presidents. The General Assembly has right to discuss any matter within the area of the charter.

2. SECURITY COUNCIL = It is vested with the responsibility of the maintenance of international peace and security. It consists of 15 members, 5 permanent and 10 non-permanent members elected for the period of 2 years by the two third majority of the General Assembly. Each member has 1 vote. Permanent members of the Security Council are China, France, Russia, UK and USA.

3. ECONOMIC AND SOCIAL COUNCIL (ECOSOC) = It is responsible for coordinating the functions of the UN with regard to International economic, social, cultural, educational and related matters. It consists of 54 member countries elected by the two third majority of the general assembly for a period of 3 years. Each member has 1 vote.

4. TRUSTEESHIP COUNCIL = It consists of 5 permanent members of the Security Council. Those 5 countries are China, France, UK, USA and Russia. Since 1994 the council’s role has been under review.

5. INTERNATIONAL COURT OF JUSTICE = It is the principal judicial organ of the UN. It has a dual role of settling the disputes between the countries and giving advisory opinions. The expenses of the court are borne by the UN. The court elects its own President and Vice President for a period of 3 years. It consists of 15 judges, each of different nationality, elected for a period of 9 years, by the General Assembly and the Security Council. It has 2 official languages; French and English.

6. SECRETARIAT = At its head is the Secretary General appointed by the General Assembly on the recommendation of the security council for a period of 5 years. The Secretary General acts as chief administrative officer in all meetings of the General Assembly, Security Council, Economic and Social Council and Trusteeship Council.


UNITED NATIONS EDUCATIONAL, SCIENTIFIC AND CULTURAL ORGANISATION (UNESCO)= It came into existence on 4th Nov. 1946. It has 187 members. Its main aim is to ensure peace and security in the world. Its head-quarter is in Paris, France.

WORLD HEALTH ORGANISATION (WHO) = It came into existence on 7th April 1948. Its main aim is the attainment of the highest level of health by all the people of the world. Its head-quarter is Geneva, Switzerland.

INTERNATIONAL MONETARY FUND (IMF) = It came into existence on 27th Dec.1945. It has 184 members. Its main aim is to promote international monetary cooperation. Its head-quarter is in Washington (DC), USA.

INTERNATIONAL LABOUR ORGANISATION (ILO) = It was established in the year 1919. It has 183 members. In 1969 this organization has won the Nobel Peace Prize. The International Labour Conference is the supreme deliberative organ of the ILO. Its head-quarter is in Geneva, Switzerland.

INTERNATIONAL ATOMIC ENERGY AGENCY (IAEA) = It came into existence on 29th July 1957. It has 145 member countries. It is the world’s center of cooperation in the nuclear field. Its head-quarter is in Vienna, Austria.

FOOD AND AGRICULTURE ORGANIZATION (FAO) = It came into existence on 16th October 1945. It sponsors the World Food Programme. Its head-quarter is in Rome, Italy.

INTERNATIONAL BANK FOR RECONSTRUCTION AND DEVELOPMENT (IBRD) = It is commonly known as the World Bank. It began its operation in June 1946. It has 188 countries as its members. Its main aim is to provide funds to its poorer member countries. The president is selected by the Bank’s Board of Executive Directors. Its head-quarter is in Washington (DC), USA.

INTERNATIONAL DEVELOPMENT ASSOCIATION (IDA) = It was established in 1960. It is administered by the IBRD. It has 170 countries as its members. Its head-quarter is in Washington (DC), USA.

WORLD INTELLECTUAL PROPERTY ORGANIZATION (WIPO) = It came into existence in April1970. It became a UN specialized agency in 1974. Its main aim is to promote the protection of intellectual property throughout the world. Its head-quarter is in Geneva, Switzerland.

UNIVERSAL POSTAL UNION (UPU) = It was established on 1st July, 1875. It has 191 countries as its member. It was initially named as General Postal Union. In 1878, its name was changed to UPU. Its head-quarter is in Berne, Switzerland.

INTERNATIONAL TELECOMMUNICATION UNION (ITU) = In 1865 The International Telegraph Union was found in Paris and in 1906 the International radiotelegraph Union was found in Berlin. Both these organisations merged in year 1932 to form ITU. In 1947 it became a specialized agency of UN. Plenipotentiary Conference is the supreme organ of ITU. Its head-quarter is in Geneva, Switzerland.

INTERNATIONAL CIVIL AVIATION ORGANISATION (ICAO) = It came into existence in year 1947. Its basic aim is to ensure the safe growth of aviation all around the world. Its head-quarter is at Montreal, Canada.

WORLD METEOROLOGICAL ORGANISATION (WMO) = It started its operation in the year 1951. Its head-quarter is in Geneva, Switzerland.

INTERNATIONAL MARITIME ORGANISATION (IMO) = It came into existence in March 1948. Its head-quarter is at London, UK.

· UNITED NATIONS INDUSTRIAL DEVELOPMENT ORGANISATION (UNIDO) = In the year 1985 it became the specialized agency of UN. It is the chief industrial advisor of all developing and under developed countries. Its head-quarter is at Vienna, Austria.

INTERNATIONAL FUND FOR AGRICULTURAL DEVELOPMENT (IFAD) = It began its operations in Dec.1977. Its head-quarter is at Rome, Italy.

INTERNATIONAL FINANCE CORPORATION (IFC) = It was established in the year 1956. The membership of IFC is open for all the members of IBRD. It is an affiliate of the world-bank. Its head-quarter is at Washington (DC), USA.


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