India's Prime Minister Narendra Modi addresses the 69th United Nations General Assembly at the U.N. headquarters in New York on Sept. 27, 2014.
President Barack Obama speaks during the general debate of the 69th session of the United Nations General Assembly at the United Nations headquarters in New York on Sept. 24, 2014.
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The President of Iran Hassan Rouhani waits to address the 69th session of the United Nations General Assembly September 25, 2014 at the United Nations in New York.
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United Nations building
Iranian President Hassan Rouhani walks through the hallway during the 68th session of the General Assembly at United Nations headquarters, Thursday, Sept. 26, 2013. (AP Photo/Seth Wenig)
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The United Nations General Assembly during the election of five non-permanent members of the Security Council during the 68th session of the United Nations General Assembly at the United Nations headquarters in New York City, on Oct. 17, 2013.
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U.S. Ambassador to the United Nations Samantha Power speaks after United Nations Secretary-General Ban Ki-moon addressed the media after briefing the Security Council on the U.N. chemical weapons report on the use of chemical weapons by the Syrian Arabic Republic at the United Nations in New York September 16, 2013
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US Ambassador to the United Nations Susan Rice speaks to the media following Security Council consolations over the situation in North Korea on April 13 in New York City. Yesterday, Rice withdrew her name from consideration to succeed Hilary Clinton as Secretary of State.
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Brazil's President Dilma Rousseff waits to be introduced to address the 68th session of the United Nations General Assembly, Tuesday, Sept. 24, 2013 in New York. Rousseff accused the U.S. of violating Brazil's sovereignty with what she called a "grave violation of human rights and of civil liberties" regarding the U.S. National Security Agency surveillance program that has swept up data from telephone calls and emails that have passed through Brazil, including her own. (AP Photo/Richard Drew)
A Palestinian protester holds a placard in front of Israeli soldiers during a demonstration in the West Bank village of al-Masara near Bethlehem, marking the recognition of a sovereign Palestinian state by the United Nations. Friday Nov. 30, 2012. The United Nations General Assembly on 29 November voted 138-9 with 41 countries abstaining to upgrade the Palestinian status at the world organization to a non-member state.(AP Photo/Nasser Shiyoukhi)
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An activist burns a Brazilian map as he protests during the United Nations Conference on Sustainable Development, also known as Rio+20, in Rio de Janeiro on Monday June 18, 2012. Activists protested against the regression of Brazil's environmental policies during President Rousseff's government, including the Belo Monte Hydroelectric power plant construction, and the new Forest Code.
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Secretary of State John Kerry shakes hands with Miguel de Serpa Soares of Portugal as Under-Secretary-General for Legal Affairs and United Nations Legal Counsel after signing the U.N. Arms Trade Treaty during the 68th Session of the United Nations General Assembly United Nations headquarters in New York City, Sept. 25, 2013.
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A United Nations Human Rights staff stands in front of a drawing illustrating North Korean labour camp no 18 in Geneva Feb. 17, 2014.
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An United Nations World Food Programme worker is welcomed by a rebel fighter on February 8, 2014 on the second day of a humanitarian mission in a besieged district of the central city of Homs.
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A United Nations flag is seen in a boardroom in the Secretariat building during the U.N. General Assembly at U.N. Headquarters in New York September 25, 2013.
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U.S. Secretary of State John Kerry speaks during a meeting with United Nations Secretary General Ban Ki-moon at the United Nations Headquarters in New York, July 25, 2013.
(l. to r.): Don Emmert / AFP / Getty; AP
United Nations Secretary General Ban Ki-moon (left) speaks at the United Nations during a High Level event on Climate Change.
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US United Nations Ambassador Samantha Power speaks about Syria, Friday, Sept. 6, 2013, at the Center for American Progress in Washington.
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Iranian president Mahmoud Ahmadinejad addresses the 63rd session of the United Nations General Assembly Tuesday, Sept. 23 2008 at the United Nations.
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French President Francois Hollande is seen on a monitor as he speaks during the 67th session of the United Nations General Assembly at the United Nations in New York on Sept. 25, 2012.
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United Nations High Commissioner for Refugees Antonio Guterres arrives to meet Brazil's Foreign Minister Antonio Patriota at the Itamaraty palace in Brasilia August 2, 2011
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United Nations Secretary General, Ban Ki-moon arrives for the opening of the three-day World Summit on food security in Rome, Italy.
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United Nations Mission in Democratic Republic of Congo.
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United Nations climate change chief Yvo de Boer
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United Nations envoy Ibrahim Gambari answers questions during a press conference with Thai Foreign Minister Nitya Pibulsonggram in Bangkok, Oct. 15, 2007
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Qatar's Deputy Prime Minister and 18th Conference of the Parties President Abdullah bin Hamad Al-Attiyah and Christiana Figueres, executive secretary of the United Nations Framework Convention on Climate Change, attend the opening session of the United Nations Climate Change Conference in Doha Nov. 26, 2012.
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A United Nations vehicle drives past a line of refugees on a road in Kibumba, near Goma, Eastern Congo.
United Nations Secretary-general Kofi Annan addresses human rights groups
United Nations investigators search for clues to the explosion in Pristina
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The United Nations discussed its role in reconstructing post-war Iraq
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Chief United Nations weapons inspector Hans Blix
The United Nations Security Council at the U.N. headquarters in New York
The United Nations flag flutters atop the UN headquarters in Baghdad
The United Nations headquarters in New York
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Emma Watson and Ban Ki-moon attend the launch of the HeForShe Campaign at the United Nations on September 20, 2014 in New York City.
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U.S. President Barack Obama speaks at the United Nations Climate Summit on September 23, 2014 in New York City.
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Emma Watson attends the launch of the HeForShe Campaign at the United Nations on September 20, 2014 in New York City.
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Displaced people walk inside a United Nations compound which has become home to thousands of people displaced by the recent fighting, in Juba, South Sudan, Dec. 27, 2013.
Ben Curtis / AP
A displaced boy carries cardboard boxes inside a United Nations compound which has become home to thousands of people displaced by the recent fighting, in Juba, South Sudan, Dec. 27, 2013.
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The Brazilian president Dilma Rousseff speaks at the United Nations General Assembly on Sept. 24, 2013 in New York City
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Members enter into the United Nations General Assembly before a meeting at UN Headquarters in New York, November 29, 2012.
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Secretary General of the United Nations Ban Ki-moon visits the Peace Palace in The Hague, The Netherlands, on Aug. 2013, on the day of the celebration of the building's 100th anniversary.
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An internally displaced boy walks next to barbed wire inside a United Nations Missions in Sudan (UNMIS) compound in Juba, on Dec. 19, 2013.
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U.S. President Barack Obama speaks at the 68th United Nations General Assembly on Sept. 24, 2013 in New York City.
U.S. Ambassador to the United Nations Susan Rice
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Cristina Fernández speaks during the 68th Session of the United Nations General Assembly
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Brazil's President Dilma Rousseff waits to address the 68th United Nations General Assembly at U.N. headquarters in New York, Sept. 24, 2013.
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In this Sept. 22, 2011 file photo released by the United Nations Foundation, Ronan Farrow, then Special Adviser to the Secretary of State for Global Youth Issues, speaks during the Social Good Summit in New York.
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Ali Zeidan, Prime Minister of Libya, addresses the 68th United Nations General Assembly at the UN headquarters in New York, September 25, 2013.
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Halldor Thorgeirsson, right, a senior director with the United Nations Framework Convention on Climate Change, and researcher Brian Hoskins take questions during a press briefing at London's Imperial College on Tuesday, Sept. 17, 2013
This June 18, 2013 photo released by the United Nations High Commissioner for Refugees (UNHCR) shows special envoy Angelina Jolie taking notes as she speaks with Syrian refugees in a Jordanian military camp based near the Syria-Jordan border.
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American ambassador to the United Nations and future president George Bush with his family, including Barbara Bush, 1971.
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Egyptian President Mohamed Morsy arrives at the United Nations during the UN's General Assembly in New York City, Sept. 25, 2012.
A report released by the United Nations Environment Programme (UNEP) indicates that the world remains on an unsustainable track.
John Minchillo / AP
Iranian President Mahmoud Ahmadinejad addresses the 67th United Nations General Assembly, at U.N. headquarters, Wednesday, Sept. 26, 2012.
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Mexican President Felipe Calderon, addresses world leaders at the United Nations General Assembly on September 26, 2012 in New York City.
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An image grab taken from a video released by the United Nations Supervision Mission in Syria (UNSMIS) shows observers inspecting a power transfer station on June 9, 2012, which was targeted by an explosion in Qabun, a district of Damascus, where six buses were burnt down.
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A handout picture released by the United Nations Mission in Sudan (UNMIS) on June 10 2011, shows residents of Kadugli gathered to collect water outside UNMIS sector HQ after fleeing fighting.
Chip East / Reuters
Turkish Prime Minister Tayyip Erdogan addresses the 66th United Nations General Assembly at U.N. headquarters, in New York, September 22, 2011.
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President Barack Obama addresses the opening of the United Nations General Assembly on September 21, 2011 in New York.
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A rally outside the United Nations building in support of Taiwan's U.N. membership bid, New York City, Sept. 15, 2007.
Ghanaian peacekeepers with the United Nations Interim Forces in Lebanon (UNIFIL) patrol near the southern Lebanese village of Ain Ebel.
Hans Blix, United Nations weapons inspector for Iraq
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French soldiers of the United Nations (UNIFIL) provide humanitarian aid to the border Maronite Christian village of Dibil on Saturday
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Pope Benedict XVI addresses the United Nations.
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President Obama addresses the session of the United Nations Climate Change Conference in Copenhagen
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Secretary of State Clinton addresses the media during the United Nations Climate Change Conference 2009 in Copenhagen.
Athletes help launch of the United Nations' "Tobacco Free Sports" campaign
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Iranian President Mahmoud Ahmadinejad greets reporters at United Nations headquarters in New York, Sept. 25, 2007
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U.S. President George W. Bush addresses the United Nations General Assembly September 19, 2006, in New York City.
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Iraqi refugees wait to be processed at the United Nations High Commissioner for Refugees (UNHCR) in Syria.
A red AIDS ribbon lights up the United Nations Secretariat Building in New York
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Britain's Prime Minister Gordon Brown speaks during a United Nations Security Council meeting on maintaining peace and security in Africa.
Ed Betz / AP
U.S. President Bush addresses the 62nd session of the United Nations General Assembly at U.N. headquarters, September 25, 2007.
A Somali refugee girl waits to be registered by the United Nations High Commission of Refugees at Dagahaley camp in Dadaab in Kenya's northeastern province
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An Iraqi refugee waits to receive food rations at a United Nations center in Douma, Syria.
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Lebanese wait to be evacuated by personnel from the United Nations Interim Force in Lebanon
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A worker checks a list of of Ebola relief aid after it was airlifted by the United Nations Children's Fund (UNICEF), on August 23, 2014 in Harbel, Liberia.
In this undated artist’s rendering provided by BAE Systems, Taranis aircraft is shown. A new United Nations draft report posted online this week objects to the use of weapons systems like the Taranis that can attack targets without any human input.
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Three children walk through a spontaneous camp for internally displaced persons at the United Nations Mission to South Sudan base in Juba, on Jan. 9, 2014.
Orlando Barria / EFE / ZUMA PRESS
Two school children in Cite Soleil, Port-au-Prince, Nov. 12, 2012. The United Nations issued a humanitarian call for $39 million dollars to fight malnutrition and cover the basic needs of more than a million Haitians left homeless by hurricane Sandy.
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Not originally published in LIFE. American and United Nations troops enjoy a Jack Benny performance at a USO show in Korea, July, 1951.
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Civilians leave the the besieged district of the central Syrian city of Homs ahead of being evacuated by United Nations staff to a safer location, on Feb. 9, 2014.
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A Lebanese soldier (R) and a peacekeepr (L) from the United Nations Interim Forces in Lebanon (UNIFIL) stand guard near the southern town of Kfar Kila, opposite newly installed cement blocks on the Israeli side of the border, on May 4, 2012.
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The spokesperson for the Syrian National Coalition Louay Safi leaves after a press conference on the Syrian peace talks escorted by United Nations police at the UN headquarters in Geneva on Feb. 15, 2014.
Andrew Gombert / AP
Israeli Prime Minister Benjamin Netanyahu addresses the 68th Session of the United Nations General Assembly
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U.N. Secretary General Ban Ki-moon addresses the 68th session of the United Nations General Assembly, at U.N. headquarters in New York, Tuesday, Sept. 24, 2013
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U.N. Secretary-General Ban Ki-moon speaks during a news conference at the United Nations Headquarters in New York, September 9, 2013.
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Oprah Winfrey attends the 3rd annual Diane Von Furstenberg awards at the United Nations on March 9, 2012, in New York City
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Secretary of State Hillary Rodham Clinton waves as she arrives at the 67th the United Nations General Assembly, at U.N. headquarters on Sept. 25, 2012.
Bassam Khabieh / REUTERS
Free Syrian Army fighters escort a convoy of U.N. vehicles carrying a team of United Nations chemical weapons experts during their visit to one of the sites of an alleged chemical weapons attack in Damascus' suburbs of Zamalka, August 28.
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Geneva's Palais des Nations in Geneva, Switzerland is the European Headquarters of the United Nations, with its oldest sections built between 1929 and 1938 originally known as the League of Nations.
Anja Niedringhaus / AP
Louay Safi, spokesperson for the Syrian National Coalition, Syria's main political opposition group, leaves a press briefing at the United Nations headquarters in Geneva, Jan. 30, 2014.
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Benjamin Netanyahu, Prime Minister of Israel, speaks during the 68th Session of the United Nations General Assembly at U..N headquarters in New York, Oct. 1, 2013.
Kacper Pempel / Reuters
Philippine Climate Commissioner Naderev Sano holds a sign at the closing session during the 19th conference of the United Nations Framework Convention on Climate Change (COP19) in Warsaw Nov. 23, 2013.
Richard Drew / AP
Brazil's President Dilma Rousseff waits to be introduced to address the 68th session of the United Nations General Assembly, Sept. 24, 2013 in New York.
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From left: Malala Yousafzai and UN Secretary-General Ban Ki-moon arrive at the United Nations headquarters in New York City, on July 12, 2013.
Jason Reed / REUTERS
Samantha Power (R), nominated to be the new U.S. Ambassador to the United Nations in the Rose Garden of the White House in Washington, June 5, 2013.
Joshua Lott / Reuters
Pakistan's Prime Minister Nawaz Sharif (L) shakes hands with India's Prime Minister Manmohan Singh during the United Nations General Assembly at the New York Palace hotel in New York, Sept. 29, 2013.
Denis Balibouse / Reuters
U.S. Secretary of State John Kerry (R) shakes hands with Iranian Foreign Minister Mohammad Javad Zarif after a ceremony at the United Nations in Geneva Nov. 24, 2013.