Twenty-one countries of the United Nations eventually contributed Assistance to the UN force , with the United States providing Supply around 90 % of the military personnel .

In September 1950 , an amphibious UN counter-offensive was launched Military_operation at Incheon , and cut off Removing many KPA troops in South Korea .

UN forces invaded Attack North Korea in October 1950 and moved Motion rapidly towards the Yalu River—the border with China—but on 19 October 1950 , Chinese forces of the People 's Volunteer Army ( PVA ) crossed Motion_directional the Yalu and entered Arriving the war Hostile_encounter .

The surprise Chinese intervention triggered Causation a retreat Escaping of UN forces back below the 38th Parallel by late December .

The NATO bombing Attack campaign has remained controversial , as it did not gain Getting the approval Preventing_or_letting of the UN Security Council and because it caused Causation at least 488 Yugoslav civilian deaths Death , including substantial numbers of Kosovar refugees .

The UN resolution Statement also `` underscores Protest that the referendum Change_of_leadership having no validity , can not form Coming_to_be the basis for any alteration Change of the status of [ Crimea ] '' and calls Expressing_publicly upon all States and international organizations not to recognize Coming_to_believe or to imply Coming_to_believe the recognition Supporting of Russia 's annexation Change_of_leadership .

UN investigators have reported Reporting that some witnesses and survivors stated Statement that the massacre Killing was committed Commitment by pro-government Shabiha .

In August 2012 UN investigators released Publishing a report Reporting which stated Statement that it was likely that Syrian troops and Shabiha militia were responsible for the massacre Killing , concluding Coming_to_believe that : `` On the basis of available evidence , the commission has a reasonable basis to believe that the perpetrators of the deliberate killing Killing of civilians , at both the Abdulrazzak and Al-Sayed family locations , were aligned to the Government .

The Syrian Ba'athist government granted Giving the UN 's request Request on 25 August , and inspectors visited Traveling and investigated Research Moadamiyah in Western Ghouta the next day and Zamalka and Ein Tarma in Eastern Ghouta on 28 and 29 August .

The UN investigation Scrutiny team confirmed Check `` clear and convincing evidence '' of the use Using of sarin delivered Sending by surface-to-surface rockets , and a 2014 report Reporting by the UN Human Rights Council found Know that `` significant quantities of sarin were used Using in a well-planned indiscriminate attack Attack targeting Aiming civilian-inhabited areas , causing Causation mass casualties Death .

The UN investigation Scrutiny team confirmed Check `` clear and convincing evidence '' of the use Using of sarin delivered Sending by surface-to-surface rockets , and a 2014 report Reporting by the UN Human Rights Council found Know that `` significant quantities of sarin were used Using in a well-planned indiscriminate attack Attack targeting Aiming civilian-inhabited areas , causing Causation mass casualties Death .

Åke Sellström , the leader of the UN Mission , characterized Statement government explanations of rebel chemical weapons acquisition as unconvincing , resting in part upon `` poor theories '' .

In 1999 , Libyan leader Muammar Gaddafi handed over Giving the two men for trial at Camp Zeist , Netherlands , after protracted negotiations and UN sanctions .

Acceptance of responsibility was part of a series of requirements laid out by a UN resolution in order for sanctions against Libya to be lifted .

By the year 2000 , following an election Change_of_leadership campaign promise , newly elected Choosing Prime Minister Ehud Barak withdrew Escaping Israeli forces from Southern Lebanon within the year , in accordance with UN Security Council Resolution 425 , passed Motion_directional in 1978 ; the withdrawal Escaping consequently resulted in Causation the immediate total collapse of the South Lebanon Army .

As the JNA withdrew Removing from the areas it controlled Control in Croatia , it was replaced Change_of_leadership by the UN peacekeepers agreed Agree_or_refuse_to_act upon by the Vance plan Arranging .

Gazan civilian casualty rates estimates Statement range between 70 % by the Gaza Health Ministry , 65 % by United Nations Protection Cluster by OCHA ( based in part Gaza Health Ministry reports Reporting ) , and 36 % by Israeli officials , The UN estimated Scrutiny that more than 7,000 homes for 10,000 families were razed Destroying , together with an additional 89,000 homes damaged Damaging , of which roughly 10,000 were severely affected Influence by the bombing Use_firearm .

The United Nations declared Expressing_publicly it to be one of the most serious incidents Catastrophe since the end of the Korean War , and by December 18 , former UN ambassador Bill Richardson said Statement tensions had escalated Expansion to become Becoming `` the most serious crisis on the Korean peninsula since the 1953 armistice , which ended Process_end the Korean War '' .

Under UN pressure , the government terminated Process_end its contract with EO before the accord could be implemented Action , and hostilities recommenced Process_start .

Lome gave Giving Foday Sankoh , the commander of the RUF , the vice presidency and control Control of Sierra Leone 's diamond mines in return for a cessation of the fighting Hostile_encounter and the deployment Arranging of a UN peacekeeping force to monitor Scrutiny the disarmament process .

As the UN mission began Process_start to fail , the United Kingdom declared Expressing_publicly its intention to intervene Response in the former colony and Commonwealth member in an attempt to support Supporting the weak government of President Ahmad Tejan Kabbah .

With help Assistance from a renewed Recovering UN mandate and Guinean air support Supporting , the British Operation Palliser finally defeated Conquering the RUF , taking control of Freetown .

In September 2009 , a UN special mission , headed by the South African Justice Richard Goldstone , produced Creating a report accusing both Palestinian militants and the IDF of war crimes and possible crimes against humanity , and recommended Convincing bringing those responsible to justice .

By early May 2012 , following Self_motion a UN brokered cease-fire , only sporadic street fighting Hostile_encounter and shelling Attack occurred Coming_to_be .

The UN estimated that as many as 120 Hema villages were attacked Attack by Lendu militia from December 2017 through August 2018 .

The two Arab towns , lying outside the area designated Choosing for a Jewish state in the UN Partition Plan of 1947 , and inside the area set aside for an Arab state in Palestine , subsequently were transformed Change into predominantly Jewish areas in the new State of Israel , known as Lod and Ramla .

Following the annexation of Western Sahara by Morocco and Mauritania in 1976 , and the Polisario Front 's declaration of independence , the UN addressed Expressing_publicly the conflict Hostile_encounter via a resolution reaffirming the right to self-determination of the Sahrawi people .

A UN spokesman said Expressing_publicly that most of the casualties Death were caused by falling zinc or steel roofs .

The offensive Attack reversed Change the United Nations Command ( UN ) advance towards the Yalu River which had occurred Presence after their intervention in the wake of the North Korean invasion of South Korea at the start of the war .

Meanwhile , immediately following their success Achieve at Unsan against the Americans , the PVA 117th Division had attacked Attack southward , intending to cut off Hindering the UN forces as they withdrew Escaping in the face of the unexpected PVA assault .

Nonetheless , the 27th British Commonwealth Brigade succeeded in preventing Preventing_or_letting a PVA break-through at Pakchon , keeping Temporary_stay open vital withdrawal Escaping routes across the river and securing Getting the UN left Departing flank .

The PVA and KPA were temporarily forced Motion to withdraw Escaping north , while the UN successfully reinforced Cause_change_of_strength its positions Placing , holding Defending on the Chongchon Line .

The UN forces Causation withdrew Escaping from North Korea to the 38th Parallel where they sought to re-establish defensive Defending positions Placing .

Cambodia 's pathway to peace proved to be difficult , as Khmer Rouge leaders decided Deciding not to participate Participation in the general elections Change_of_leadership , but instead they chose Choosing to disrupt Hindering the electoral process by launching Motion military attacks Attack on UN peacekeepers and killing Killing ethnic Vietnamese migrants .

Five United Nations Command ( UN ) : companies , four US and one Greek , took Conquering turns in defending Defending the outpost .

Most of the fighting occurred Presence at night , under heavy mortar fire , while the daylight hours were usually spent Expend_resource by the UN forces Military_operation evacuating Emptying the dead and wounded Bodily_harm , replacing the defending Defending company , sending up Sending resupplies and repairing the fortified positions .

The Battle Hostile_encounter of Chongju ( 29–30 October 1950 ) took place Process_start during the United Nations Command ( UN ) offensive Attack towards the Yalu River , which followed Motion the North Korean invasion Attack of South Korea at the start Process_start of the Korean War Military_operation .

The operation itself followed Motion an unsuccessful United Nations ( UN ) peacekeeping mission and diplomatic efforts to settle Resolve_problem the conflict .

Four UN peacekeepers were also killed Killing .

Swissair Flight 111 was known as the `` UN shuttle '' because of its popularity with United Nations officials ; the flight also carried Carry_goods business executives , scientists , and researchers .

The International Criminal Tribunal for the former Yugoslavia ( ICTY ) was established Building by the UN to prosecute Criminal_investigation these crimes .

During the first stage of the unrest , Crimea was annexed Becoming_a_member by the Russian Federation after a Russian military intervention Participation , and an internationally criticized Judgment_communication ( based on UN resolution 68/262 ) Crimean referendum .

This precipitated the arrival Arriving of UNOSOM I UN military observers in July 1992 , followed Self_motion by larger peacekeeping forces Military_operation .

The UN withdrew Escaping in 1995 , having incurred significant casualties Catastrophe , but no central authority had yet been reestablished Recovering .

The Second Battle of Naktong Bulge was an engagement between United Nations Command ( UN ) and North Korean forces early in the Korean War from September 1 to September 15 , 1950 , along the Naktong River in South Korea .

The KPA were outflanked by the Inchon landings on 15 September and on 16 September the UN forces began Process_start their breakout from the Pusan Perimeter which drove the KPA from the area .

In response Response to the successful Chinese First Phase Campaign Military_operation against the United Nations ( UN ) forces , General Douglas MacArthur launched Process_start the Home-by-Christmas Offensive Attack to expel Removing the Chinese forces from Korea and to end Process_end the war Military_operation .

Anticipating this reaction , the Chinese People 's Volunteer Army ( PVA ) Commander Peng Dehuai planned Arranging a counteroffensive Attack , dubbed Name_conferral the `` Second Phase Campaign '' , against the advancing UN forces .

Hoping to repeat the success of the earlier First Phase Campaign Military_operation , the PVA 13th Army first launched Process_start a series of surprise attacks Attack along the Ch'ongch'on River Valley on the night of November 25 , 1950 at the western half of the Second Phase Campaign Military_operation ( ) , effectively destroying Destroying the Eighth United States Army 's right flank while allowing Preventing_or_letting PVA forces to move Self_motion rapidly into UN rear areas .

In the subsequent battles Hostile_encounter and withdrawals Escaping during the period of November 26 to December 2 , 1950 , although the US Eighth Army managed Control to avoid Preventing_or_letting being surrounded Surrounding by PVA forces Causation , the PVA 13th Army were still able to inflict Causation heavy losses Earnings_and_losses onto the retreating Escaping UN forces which had lost Earnings_and_losses all cohesion .