Top 10 Hits in 80 Years

Keeping the Peace

Prevention + protection + accountability = how the UN actually reduces violence.

When the UN Charter was signed in June 1945, the world was recovering from World War II. Leaders aimed to “save succeeding generations from the scourge of war,” as the Charter states. The UN's biggest success, though quiet, is that in 80 years, no major power conflict has led to a third world war. This is impressive, especially during the Cold War.

During the Cuban Missile Crisis in 1962, UN Secretary-General U Thant helped broker a pause, giving Washington and Moscow a way to avoid catastrophe. Not all standoffs end well, but the UN's “good offices” help keep the threat of World War III at bay.

When talks aren't enough, UN peacekeeping steps in. Since 1948, over a million “blue helmets” have been sent to stabilize ceasefires, protect civilians, and support elections in places like Namibia, Cambodia, and Mozambique. Peacekeepers often bridge the gap between “paper peace” and real security.

Accountability is the third leg. The UN’s International Court of Justice (ICJ) allows states to settle disputes legally. A notable case is the Nigeria–Cameroon ruling over the Bakassi Peninsula, which ended a tense border dispute peacefully. UN-created tribunals have also convicted senior figures for genocide and crimes against humanity. This legacy led to the permanent International Criminal Court (ICC), reminding potential war criminals that titles don't mean impunity.

Why it matters: The UN's peace strategy consistently reduces tensions, protects lives, and encourages legal resolutions over retribution. In a world with nuclear weapons and live-streamed conflict, the UN serves as humanity’s global safety net.

Decolonization and Global Justice

How the UN helped redraw the world map and rewired societies.

In 1945, most people lacked a sovereign voice. The UN Charter placed self-determination at the heart of global life. In 1960, the General Assembly adopted the Declaration on the Granting of Independence to Colonial Countries and Peoples, declaring colonial rule a violation of the Charter. This supported a growing wave of independence movements across Africa, Asia, and the Caribbean, tripling UN membership as new states joined as equals.

The General Assembly also labeled apartheid a crime against humanity and adopted the 1973 Apartheid Convention. A Special Committee pushed for global boycotts, while the Security Council imposed an arms embargo in 1977. This campaign of diplomatic isolation highlighted the cost of systemic racism. In 1994, when Nelson Mandela was freed and South Africa held its first multiracial elections, UN observers ensured a credible vote. These actions added diplomatic pressure and visibility to a broader movement.

Why it matters: Decolonization was fought for, not given. The UN helped to support these movements with legitimacy, legal frameworks, and a platform, reinforcing the consensus that apartheid and colonialism were unacceptable. Today, the principles of sovereignty and equality owe part of their strength to these UN efforts.

The Universal Declaration of Human Rights (UDHR)

Thirty articles that turned moral instincts into shared standards.

Adopted on December 10, 1948, the UDHR is the world’s most translated document – over 520 languages. It states that every person, regardless of nationality, has basic rights: to speak, worship, learn, work, and seek safety. While not legally binding, it influenced treaties such as the Covenants on Civil and Political Rights and the Genocide Convention.

What changed? Before 1945, how a state treated its citizens was seen as “internal affairs.” After 1948, in the wake of World War II, governments had to answer to a shared moral standard. Courts cite the UDHR; constitutions borrow its language. The UN system built mechanisms – rapporteurs and reviews – to turn promises into pressure. It is uneven and sometimes slow, but without the UDHR and its treaty family, there would be no common vocabulary for human rights.

Why it matters: The UDHR gave people a language of dignity and a way to hold power accountable. It’s why you can say “this is a right” and be understood worldwide.

Disarmament That Worked

Fewer doomsday weapons; more verification. Still a work in progress, and worth it.

The Treaty on the Non-Proliferation of Nuclear Weapons (NPT) remains the backbone of global nuclear restraint. Non-nuclear states agree not to build weapons, while nuclear powers pledge to work toward disarmament and share peaceful technology, verified by the IAEA.

As of 2025, the world holds roughly 12,000 nuclear warheads, down from 70,000 during the Cold War—but modernization and miniaturization are accelerating. One decade-long upgrade program alone is projected to cost nearly $1 trillion.

While these efforts raise concerns about a renewed arms race, the NPT still anchors cooperation—pairing disarmament goals with global energy security. Strengthening verification, transparency, and diplomacy is essential to keep this balance intact in an era of rapid nuclear innovation.

Why it matters: Global security depends on restraint. Through treaties, inspections, and diplomacy, the UN system has created a framework that limits proliferation and keeps pressure on all states to reduce their arsenals.

When Everything Falls Apart: The UN’s Humanitarian System

Food, water, shelter, medicine – at scale, under rapid fire.

In 2025, the United Nations Office for the Coordination of Humanitarian Affairs (OCHA) has budgeted US $45.5 billion to aid roughly 181 million people. But funding is tight: some regions could face donor cuts of 34-45%.

The World Food Programme warned that 58 million people risk starvation unless support rises.

Coordination across UN agencies, donors and local groups aims to deliver safe water, shelter and medicine — fast. But when crises hit, whether a family gets help or not increasingly depends on whether this system is fully funded and functioning.

Why it matters: In the worst week of someone's life, the UN’s system can decide if a family eats, finds clean water, or sleeps under a roof. This is measurable international cooperation.

Beating Smallpox and saving generations

Proof that global problems can be solved and stopped completely.

In 1967, the World Health Organization aimed to eradicate smallpox, which killed around 5 million people each year. A decade of relentless vaccination and surveillance later, the last natural case appeared in 1977; in 1980, WHO declared smallpox eradicated – the first (and still only) human disease wiped from the earth. This victory saves millions of lives each year.

WHO has since led campaigns to eliminate polio (cases down 99.9% since 1988) and set the first public health treaty on tobacco control. It also coordinates pandemic responses in a historic agreement, ensuring data, supplies, and science move quickly across borders.

Why it matters: Eradication showed a successful model: shared goals, logistics, and trust in science. It countered fatalism and sets a template for future global health victories.

Children First: UNICEF and the Convention on the Rights of the Child

From “children have needs” to “children have rights.”

Since 1946, UNICEF has made a huge difference in child survival. It has saved many lives using vaccines, oral rehydration therapy, clean water, and emergency nutrition. However, the real game-changer came with the Convention on the Rights of the Child in 1989, the most widely ratified human rights treaty in history. This treaty reframed children from being passive recipients of care to being rights holders, with a say in their education, protection from exploitation, and an identity recognized by the state.

Since then, child mortality rates for those under five have decreased by roughly 60% worldwide. In 2023, nearly 8 million more children reached their fifth birthday compared to 1990. Child poverty has also been halved due to greater awareness and action. Over 68 million child marriages have been averted over the last 25 years. Since 2000, more than 200,000 children have been released from armed groups and forces.

Why it matters: Durable change sticks when you build systems (immunization, schools, civil registration) and standards (rights you can point to). UNICEF does both every day.

Women’s Rights: From “Add-On” to Essential

How the UN helped move half of humanity from margin to mainstream.

The UN has been a driving force for women’s equality since its founding pledge of equal rights in 1946. The creation of the Commission on the Status of Women in 1946 and the adoption of CEDAW in 1979 – the “women’s bill of rights” – have been crucial milestones. The Beijing Platform for Action in 1995 provided a blueprint for governments to advance equality across twelve critical areas. In 2010, UN Women was created to drive coherence and scale.

Results are impressive. Maternal deaths have dropped by nearly 40% since 2000. Also, women’s representation in parliament has roughly doubled since 1995. The Security Council’s Resolution 1325 recognized that women’s participation makes peace more durable.

Why it matters: Treating gender equality as “social policy” misses the point. It is economic policy, health policy, peace policy – and societies that include women in decisions do better in all three.

Green Gains: From Ozone Recovery to the Paris Playbook

The UN as the planet’s convening engine.

The UN Environment Programme grew out of the 1972 Stockholm Conference, the first world meeting on the environment. Since then, the UN has steered some of history’s biggest green wins. The Montreal Protocol in 1987 phased out ozone-destroying chemicals and enjoys universal ratification; the ozone layer is on track to recover by mid-century. On climate, the UNFCCC process produced the Paris Agreement in 2015, where every country filed a plan to limit warming and reports on progress regularly. The IPCC keeps the science honest and public.

Is it enough? Not yet. But without the UN’s convening, we wouldn’t have these global baselines or the tools to ratchet ambition up.

Why it matters: The planet is one system; rules and cooperation have to be, too. The UN is where everyone – small islands and major emitters alike – gets a seat and a microphone.

Development That Shows Up in Daily Life: MDGs → SDGs

Proof that goal-setting, data, and deadlines can move the needle.

In 2000, the UN launched the Millennium Development Goals (MDGs). By 2015, the world had lifted over a billion people out of extreme poverty, child deaths were more than halved, and access to clean water surged. Not everything landed, but the scoreboard approach worked: clear targets, public tracking, and shared accountability.

In 2015, the UN scaled up to the Sustainable Development Goals (SDGs) – 17 goals that knit poverty, health, education, climate, and governance into one “leave no one behind” agenda. Governments use them to steer policy; cities and businesses align projects to measurable outcomes.

Why it matters: The SDGs are a to-do list for a livable future. For skeptics, the MDG track record is the best argument: when the world sets goals – and measures – things change.

Wrapping Up

All these achievements stem from the UN's biggest success: a universal forum for countries to unite and find solutions. This may seem simple, but the UN's impact is profound.

Today, 193 UN member states each have one vote in the General Assembly. This rare inclusivity gives global actions political legitimacy, helping them succeed. It also provides a voice for those who might otherwise go unheard.

The Organization reflects our hopes – not perfectly, but it shows we are stronger together. As second UN Secretary-General Dag Hammarskjöld said, “The UN was not created to take mankind to heaven, but to save humanity from hell.” It reflects our times: we thrive when we collaborate, but we stall when politics intervenes.

Looking back over 80 years, we see more progress than setbacks. The world dodged another war. Colonies gained independence, human rights improved, and nations began to cooperate on tough issues. This all happened with the UN's guidance. As we reflect, we, the “We the Peoples” for whom the Charter was made, continue to write the UN's story. Each success shows what is possible when we choose unity over division. This may be the UN’s greatest lesson and legacy.