United Nations
Middle School
Definition
An international organization founded in 1945 to promote peace, security, and cooperation among countries. It provides a forum for nations to address global issues such as conflict, human rights, and development.
Worked examples
The UN Security Council authorized peacekeeping forces in Cyprus in 1964 to prevent conflict between Greek and Turkish communities.
The UN used its peace and security mission to intervene in an international dispute.
The Universal Declaration of Human Rights, adopted by the UN General Assembly in 1948, set global standards for human dignity.
The UN provided a forum for countries to cooperate on human rights principles worldwide.
Common mistakes
- The UN can force countries to obey its resolutions and decisions. → The UN recommends actions, but most resolutions are not legally binding on member states. Only Security Council resolutions under Chapter VII are binding; the UN relies on cooperation, not enforcement power.
- The United Nations and NATO are the same organization. → The UN is a global organization of 193 member states; NATO is a military alliance of specific countries. NATO is a regional defense pact, while the UN addresses broader global issues like development and human rights.
- The UN was created after World War I to prevent future wars. → The UN was founded in 1945 after World War II; the League of Nations followed World War I. The League of Nations failed, so the UN was established with stronger mechanisms after the second world war.
Where you'll use it next
You'll apply your understanding of the UN when studying Cold War diplomacy, international law and treaties, globalization, human rights movements, and current events involving peacekeeping and climate cooperation.
See also
International OrganizationsInternational RelationsCold WarWorld War IIHuman Rights FrameworksPeace Building
Reviewed by Pat Cheng, M.Ed. — StudyPug Curriculum Lead · Last updated June 6, 2026