Organizations play a vital role in today’s complex world by enabling coordinated action, specialization of function, and pursuit of shared goals on a scale that far exceeds individual human capabilities.

Large organizations like the United Nations, World Bank, OIC and World Health Organization tackle immense global challenges through collaborative networks of member states, experts, and programs.

Corporations pool capital and expertise to deliver goods and services at massive worldwide scales. Advocacy groups and non-profits empower dispersed individuals to achieve social change.

Within organizations, division of labor, hierarchy, standardized procedures, and organizational culture foster synergies that allow ambitious undertakings from space exploration to pandemic response.

While not without limitations, organizations have transformed human societies through concentrated investments in innovation, infrastructure, welfare, and conflict resolution.

As the predominant vehicle for mass coordination and cooperation in the modern era, organizations will remain a defining feature of 21st century progress, for better or worse, as new collaborative models and technologies continue reshaping global challenges and opportunities.

World’s top organizations are described below:

UN (United Nations)

The United Nations (UN) is one of the most influential international organizations in the world. It was established in 1945 to promote international cooperation after the devastation of World War II.

The UN has its origins in the earlier League of Nations and came into being with the ratification of the UN Charter by its founding member states. Headquartered in New York City, the UN has six principal organs including :

  • General Assembly
  • Security Council
  • Economic and Social Council
  • Trusteeship Council
  • International Court of Justice
  • UN Secretariat

Through these bodies, the UN works to maintain international peace and security, protect human rights, deliver humanitarian aid, promote sustainable development, and uphold international law. Over the decades, the UN has grown to 193 member states and deployed thousands of peacekeepers globally.

While not without critics, the UN has achieved notable successes such as decolonization efforts and facilitating dialogue between adversaries.

As the world faces new 21st century challenges from climate change to terrorism, the UN remains the preeminent platform for nations to collectively address shared threats and problems through multilateral cooperation on a truly global scale.

NATO ( North Atlantic Treaty Organization)

The North Atlantic Treaty Organization (NATO) is a political and military alliance between 28 European and North American countries across North America and Europe.

Formed in 1949 in response to security threats in the postwar period, NATO has played a crucial role in maintaining peace and stability in Europe for over 70 years.

As the most powerful and longest standing military coalition in modern history, NATO has helped deter aggression from adversaries and safeguard allied territories.

It has enabled unprecedented cooperation between member states on defense planning, military integration, and crisis response.

During the Cold War, NATO defended Western Europe from the Soviet threat and ensured no single member faced coercion alone.

Since then, it has adapted to new challenges like counterterrorism, cyber warfare, energy security, and assertive behavior from Russia.

Through NATO, allies negotiate coordinated policies, pool defense budgets, conduct joint exercises, and deploy multinational forces.

The success of the alliance in fostering transatlantic solidarity, confronting threats collectively, and upholding democratic values has reinforced NATO’s importance as the bedrock of Western security and a central pillar of global stability in an uncertain world.

Members Of NATO

Here are the 28 member countries of NATO:

  • Belgium
  • Canada
  • Denmark
  • France
  • Iceland
  • Italy
  • Luxembourg
  • Netherlands
  • Norway
  • Portugal
  • United Kingdom
  • United States
  • Greece
  • Turkey
  • Germany
  • Spain
  • Czech Republic
  • Hungary
  • Poland
  • Bulgaria
  • Estonia
  • Latvia
  • Lithuania
  • Romania
  • Slovakia
  • Slovenia
  • Albania
  • Croatia
  • Montenegro

OIC (Organization of Islamic Cooperation)

The Organization of Islamic Cooperation is the collective voice of the Muslim world. Established in 1969, the OIC has championed the causes and concerns of over 1.8 billion Muslims globally.

With 57 member states spanning Asia, Africa, Europe, and Latin America, the OIC is the second largest intergovernmental organization after the United Nations.

From addressing political disputes like the Palestinian issue to promoting socio-economic development, the OIC has significantly shaped international discussions on issues affecting Muslim-majority nations.

As the main multinational body advocating for Islamic interests internationally, the OIC plays a central role in strengthening cooperation and solidarity among Muslims.

It issues statements supporting religious freedom and human rights in member countries. The OIC also facilitates collaboration on emerging challenges like violent extremism and climate change.

While not without critics regarding its effectiveness, the OIC remains hugely influential due to its representation of nearly a fourth of the world’s population.

After over five decades, the organization continues fostering Muslim solidarity and upholding shared principles of tolerance and moderation globally.

Causes Of Establishment Of OIC

The main cause for the establishment of the Organization of Islamic Cooperation (OIC) by Muslim countries was the burning of Al-Aqsa Mosque in Jerusalem in 1969. Here are some more details:

  • In August 1969, an Australian visitor to Jerusalem’s Al-Aqsa Mosque set parts of the mosque on fire, damaging the pulpit and other sites. This was seen as a major act of insult and provocation by Muslims worldwide.
  • The burning of the important Islamic holy site triggered widespread outrage in the Muslim world. There were large protests and demonstrations condemning the attack.
  • Al-Aqsa Mosque is the third holiest site in Islam, located in Jerusalem – a city that is revered in Islam. The mosque’s desecration struck a deep emotional chord with Muslims.
  • Muslim leaders felt the Islamic world needed a unified platform and voice to coordinate an effective response, protect Jerusalem’s Muslim holy sites, and safeguard Islamic heritage and interests internationally.
  • This event highlighted the need for Muslim-majority countries to come together under one bloc to jointly address issues affecting the global Muslim community.
  • So on September 25, 1969, leaders from 25 Muslim-majority nations convened in Rabat, Morocco and decided to establish the OIC to fulfill this goal of Islamic solidarity and cooperation.

WHO (World Health Organization)

The World Health Organization is a specialized agency of the United Nations with the primary role of achieving international public health. Founded in 1948, the WHO is based in Geneva and aims to direct and coordinate international health within the UN system.

Led by the World Health Assembly and Executive Board, the WHO provides technical assistance and sets global health standards and guidelines for its 194 member states.

Through its Constitution, the WHO works to eradicate epidemics and pandemics worldwide, combat environmental health threats, train and support national health workers, deliver vaccines and medicines to those in need, conduct groundbreaking medical research, and publish the International Classification of Diseases.

During emergencies like Ebola, Zika and the current COVID-19 pandemic, the WHO has coordinated the global response and medical intelligence sharing.

It also works closely with partners to strengthen national health infrastructure, monitor global disease trends, advocate for health policies, and achieve health-related UN Sustainable Development Goals.

Despite resource challenges, the WHO has made immense contributions to increasing global health outcomes, from near-eradication of smallpox to advances against diseases affecting millions.

EU (European Union)

The European Union is a political and economic union between 27 European countries that was established after World War II to foster integration.

Initially formed as the European Coal and Steel Community in 1951, the EU has evolved into the world’s largest trade bloc with over 450 million citizens.

Headquartered in Brussels, the main EU institutions include the European Commission, Council of the European Union, European Parliament, and European Council.

Through agreements like the Schengen Area and Common Market, the EU coordinates areas like trade, currency, lawmaking, justice, security, agriculture, and regional development funds.

It also promotes European social policies, human rights, sustainable development, and cultural programs. EU membership offers economic benefits like workforce mobility, regulatory stability, and access to a large shared market.

Politically, the union reinforces democratic governance, international cooperation among its members, and a gradual weighting in global geopolitics counterbalancing dominant powers.

While facing challenges like the Eurozone crisis and the rise of populist sentiment, the EU continues enhancing integration and acting as a driving force for multilateral cooperation, regional stability, and human progress in Europe and beyond.

Members Of EU

Here are the current 27 member countries of the European Union:

  • Austria
  • Belgium
  • Bulgaria
  • Croatia
  • Republic of Cyprus
  • Czech Republic
  • Denmark
  • Estonia
  • Finland
  • France
  • Germany
  • Greece
  • Hungary
  • Ireland
  • Italy
  • Latvia
  • Lithuania
  • Luxembourg
  • Malta
  • Netherlands
  • Poland
  • Portugal
  • Romania
  • Slovakia
  • Slovenia
  • Spain
  • Sweden

The newest members are Croatia, which joined in 2013, and Bulgaria and Romania, which joined in 2007. The United Kingdom withdrew from the EU in 2020. So the 27 member states listed above represent the current composition of the European Union.

WTO (World Trade Organization)

The World Trade Organization is the international body that oversees global trading rules and settles disputes between member states.

Established in 1995 as the successor to GATT(General Agreement on Tariffs and Trade), the WTO currently has 164 member countries and aims to liberalize trade through negotiated agreements and ensure a level playing field for all.

Headquartered in Geneva, the WTO works to promote open and fair trade for the benefit of all through mechanisms such as lowering tariffs and import quotas, removing discriminatory policies, and providing a forum to negotiate lower barriers.

It monitors national trade policies, adjudicates disputes through its dispute settlement process, and facilitates developing country access to markets through technical assistance and preferential trade agreements.

The WTO has achieved significant successes in progressively liberalizing global trade but faces challenging areas like agricultural subsidies, intellectual property rules, and developing consensus among its diverse membership.

As international commerce increasingly shapes today’s world, the WTO will remain vital for navigating disputes peacefully and reinforcing an equitable rules-based trading system that supports economic growth and development worldwide.

IMF (International Monetary Fund)

The IMF is an international organization that oversees the global financial and monetary system. Formed in 1944, the IMF initially aimed to stabilize exchange rates and international trade after WWII.

Based in Washington D.C., the IMF’s near190 member countries provide quotas that determine relative voting power.

Through its surveillance, lending programs, and capacity development work, the IMF monitors economic and financial developments globally; provides funding and policy advice to member states experiencing financial crisis; and helps low-income countries reduce poverty and boost growth.

During the 2008 financial crisis and ensuing Eurozone sovereign debt issues, the IMF played a critical stabilization role supplying emergency loans alongside structural reforms.

Despite criticism, the IMF has succeeded in preventing major worldwide depressions, introduced debt relief initiatives, and provides a forum for countries to collaborate on tackling issues like money laundering, economic crime and tax avoidance.

As economic challenges grow increasingly complex and globalized, the IMF sustains its unique position coordinating the international finance architecture and assisting member states to achieve stronger, more sustainable and inclusive growth.

OrganizationEstablishment YearHeadquartersNumber of Member Countries
United Nations (UN) 1945New York City, USA193
North Atlantic Treaty Organization (NATO)1949Brussels, Belgium30
Organization of Islamic Cooperation (OIC)1969Jeddah, Saudi Arabia57
World Health Organization (WHO)1948Geneva, Switzerland194
European Union (EU)1993Brussels, Belgium27
World Trade Organization (WTO)1995Geneva, Switzerland164
International Monetary Fund (IMF)1945Washington, D.C., USA190


What is the purpose of the UN?

The UN was established after WWII to promote international cooperation and prevent future conflicts. Its main goals are maintaining peace and security, developing friendly relations among nations, and achieving international cooperation in addressing economic, social and humanitarian issues.

Who runs the IMF?

The IMF is governed by and accountable to the 190 countries that make up its near-global membership. However, it is effectively controlled by the United States (which has the largest quota) and other powerful Western countries like Germany, Japan and France.

How many member states are there in the WHO?

The WHO currently has 194 member states. All UN members are automatically members of the WHO except for Taiwan, which is considered as an observer state.

What is the goal of the WTO?

The main goal of the WTO is to ensure fair and equitable international trade through cooperation. It aims to lower trade barriers and make policies more transparent and predictable through negotiated agreements.

What issues does the OIC address?

The OIC primarily focuses on upholding and safeguarding the interests of the Muslim world in the spirit of promoting international peace and harmony among all nations. Key issues include Jerusalem, Kashmir and combating Islamophobia.