Korean War

Also known as: 6.25 War (yugio; 육이오) — the Korean naming by the war's opening date, June 25 · Fatherland Liberation War (Jogukhaebangjeonjaeng; 조국해방전쟁) — the North Korean designation · The Korean conflict — the styling its technically unfinished state invites, an armistice without a peace treaty · The war under the blue flag — the descriptive shorthand for the UN Command under which sixteen nations fought

Government

Definition

The Korean War (June 25, 1950 – July 27, 1953) was the war between the two Korean states proclaimed in 1948 — the Soviet-backed Democratic People’s Republic of Korea under Kim Il-sung and the Republic of Korea under Syngman Rhee, each claiming to be the sole legitimate government of all Korea — opened when the North Korean People’s Army “crossed the 38th parallel behind artillery fire” at 4:40 a.m. on June 25, 1950, and closed, without a peace treaty, by the Korean Armistice Agreement signed at Panmunjom on July 27, 1953. (Wikipedia — Korean War, Wikipedia — Korean Armistice Agreement) The war’s documented cost ran to around one million military deaths and an estimated 1.5 to 3 million civilian deaths, and its end was a ceasefire only: the armistice is “purely a military document” that created a 4-kilometer Demilitarized Zone, while “a final peace settlement has never been achieved.” (Wikipedia — Korean War, Wikipedia — Korean Armistice Agreement)

For the Philippines, the war was the founding commitment of its Cold War alignment. The United Nations Security Council — the Soviet seat sitting empty in a boycott that had begun in January 1950 — adopted Resolution 83 on June 27, 1950 recommending military assistance to the Republic of Korea and Resolution 84 on July 7, 1950 establishing the unified United Nations Command, under which sixteen countries provided combat troops, the Philippines among them; the government of President Elpidio Quirino answered with Republic Act No. 573, the “Philippine Military Aid to the United Nations Act,” approved September 7, 1950, organizing, equipping, and maintaining the Philippine Expeditionary Forces to Korea whose five Battalion Combat Teams this wiki’s PEFTOK entry documents in full. (Wikipedia — Korean War, Wikipedia — United Nations Forces in the Korean War, LawPhil — RA 573) The Philippine ledger in the United Nations forces table — 7,420 served, 113 killed, 313 wounded, 16 missing, 41 prisoners of war, the contingent deployed September 19, 1950 and finally withdrawn May 13, 1955 — is cited here in totals and cross-referenced, not repeated, to that entry. (Wikipedia — United Nations Forces in the Korean War)

Identities

Source Type	Identity
Wikipedia	Korean War
Wikidata	Korean War (Q8663)
DBpedia	Korean_War
ProductOntology	N/A
Wiktionary	Korean War (English proper noun — the 1950–1953 war; a second, “pedantic” sense: the de jure state of war arguably continuing today, since the conflict ended in armistice rather than peace treaty)
Library of Congress Subject Headings (LCSH)	Korean War, 1950-1953
MeSH	N/A
NCBI Taxonomy	N/A
AGROVOC	N/A
Google Scholar	Korean War 1950 1953 armistice Panmunjom Kim Il-sung Syngman Rhee Inchon Chinese intervention United Nations Command Resolution 83 84 sixteen nations Philippines PEFTOK casualties demilitarized zone frozen conflict
ConceptNet	N/A
OpenCyc	N/A

Also Known As

6.25 War (yugio; 육이오) — the Korean naming by the war’s opening date, June 25
Fatherland Liberation War (Jogukhaebangjeonjaeng; 조국해방전쟁) — the North Korean designation
The Korean conflict — the styling its technically unfinished state invites, an armistice without a peace treaty
The war under the blue flag — the descriptive shorthand for the UN Command under which sixteen nations fought

Examples and Analogies

A coalition war under a world organization’s flag: the Security Council converted the Charter’s collective-security machinery into a fighting coalition only because the Soviet boycott left the veto unused — Resolution 84’s unified command flew “the blue flag of the UN” while remaining “not subject in any way to UN orders,” a hybrid the Philippines joined as one of the sixteen combat contributors. (Wikipedia — Korean War, Wikipedia — United Nations Forces in the Korean War)
A war ended by pencil, not treaty: the armistice of July 27, 1953 stopped the fighting at 10 a.m. signatures and a 10 p.m. silence, but no nation is a signatory and South Korea never signed at all — the model of a ceasefire that outlives the Cold War that produced it. (Wikipedia — Korean Armistice Agreement)
The republic’s first expeditionary war: the Philippines legislated its contribution before it sailed — RA 573’s pay scales, death gratuities, and P17,955,400 appropriation converting a UN request into a statutory institution — the pattern this wiki’s PEFTOK entry documents from the first transport to the 1955 withdrawal. (LawPhil — RA 573)
Verified wartime data:
Opening: 4:40 a.m., June 25, 1950 — the KPA crossing under Operation Pokpung’s artillery preparation (Wikipedia — Korean War)
UN resolutions: Resolution 82 denouncing the invasion; Resolution 83, June 27, 1950, recommending military assistance; Resolution 84, July 7, 1950, creating the unified command — the sequence this wiki’s United Nations entry documents (Wikipedia — Korean War)
Inchon: UN forces landed at Inchon near Seoul on September 15, 1950 (Wikipedia — Korean War)
Chinese intervention: the People’s Volunteer Army crossed the Yalu on October 19, 1950, first attacks from October 25; UN forces retreated from North Korea in December 1950 (Wikipedia — Korean War)
Armistice: signed 10:00 a.m., effective 10 p.m., July 27, 1953, at Panmunjom — Mark W. Clark and William K. Harrison Jr. for the UN Command, Nam Il for the KPA, Peng Dehuai for the Chinese volunteers; talks had run from July 10, 1951 (Wikipedia — Korean Armistice Agreement)
Contributors: sixteen combat nations — the United States, United Kingdom, Australia, Netherlands, Canada, France, New Zealand, Philippines, Turkey, Thailand, South Africa, Greece, Belgium, Luxembourg, Ethiopia, Colombia — with twenty-one countries in all under the unified command, the United States providing around 90 percent of personnel (Wikipedia — United Nations Forces in the Korean War, Wikipedia — Korean War)
Casualties: around one million military deaths and 1.5–3 million civilian deaths estimated; South Korea 137,899 dead; United States 36,515 dead or missing; other UN nations 3,730 dead; North Korea 294,151–316,579 dead; China 183,108–197,653 dead; Soviet Union 299 dead (Wikipedia — Korean War)
Philippine totals: 7,420 served; 113 killed, 313 wounded, 16 missing, 41 prisoners — 483 casualties; deployed September 19, 1950, first battle October 1, 1950, final withdrawal May 13, 1955 (Wikipedia — United Nations Forces in the Korean War)
The instruments of the end: the Military Demarcation Line and 4-kilometer DMZ; prisoners to be returned within 60 days; the Military Armistice Commission and the Neutral Nations Supervisory Commission of Czechoslovakia, Poland, Sweden, and Switzerland (Wikipedia — Korean Armistice Agreement)

Usage Scenarios

1. Studying the Philippine Commitment

The war entry is the frame around this wiki’s PEFTOK entry: the legal basis (RA 573 of September 7, 1950), the five Battalion Combat Teams and their rotations, the battles of Miudong, Yultong, and Hill Eerie, and the force’s casualty ledger all live in that entry, which this page cross-references rather than duplicates. (LawPhil — RA 573, Wikipedia — PEFTOK)

2. Teaching Collective Security in the Cold War

The war is the standard case study of the Security Council acting as the Charter’s security machinery — Resolution 83’s recommendation and Resolution 84’s unified command adopted in the Soviet boycott, the blue-flag command that was never under UN orders, and the standing question of whether collective security worked or was merely lucky in its timing. (Wikipedia — Korean War)

3. Following the Battlefield Arc

The war’s documented arc runs from the June 1950 invasion through the Pusan Perimeter, the Inchon landing of September 15, 1950, the Chinese intervention from October, the retreats of December, and two years of stalemate under armistice talks that began July 10, 1951 — the chronology against which PEFTOK’s Miudong, Yultong, and Hill Eerie engagements sit. (Wikipedia — Korean War)

4. Assessing the Armistice’s Afterlife

Researchers of the unresolved peninsula work from the instrument itself — the DMZ, the commission system, South Korea’s refusal to sign under Syngman Rhee, and the 1954 Geneva Conference’s failure to convert the ceasefire into peace — the legal archaeology of a frozen conflict. (Wikipedia — Korean Armistice Agreement)

5. Placing the War in Philippine Cold War History

The Philippine dimension runs from Quirino’s RA 573 answer, through the Mutual Defense Treaty signed in Washington on August 30, 1951, to the defense secretariat of Ramon Magsaysay — the alliance architecture this wiki’s Elpidio Quirino entry counts among the presidency’s defining acts, built while the Hukbalahap campaign ran at home. (LawPhil — RA 573, Wikipedia — Mutual Defense Treaty)

Strategies

Legislate the coalition commitment: RA 573 built the Philippine expedition into law — extra overseas pay, a P5,000 death gratuity, disability pensions scaled to injury, and a P17,955,400 appropriation — the statutory architecture this wiki’s PEFTOK entry shows sustaining five rotations across five years. (LawPhil — RA 573)
Contribute a national formation, not a token: the Philippines sent Battalion Combat Teams that fought as Philippine units under the UN flag — the standing that made the country’s voice in the coalition larger than its contingent. (Wikipedia — United Nations Forces in the Korean War)
End the fighting without ending the question: the armistice’s drafters stopped the war by military instrument while deferring the political settlement — the compromise that has kept the peninsula at peace, and technically at war, since July 27, 1953. (Wikipedia — Korean Armistice Agreement)
Convert wartime alignment into alliance: within fourteen months of the first Philippine landing the Mutual Defense Treaty was signed in Washington on August 30, 1951 — the commitment that an attack on either party would be met under constitutional processes and brought to the United Nations. (Wikipedia — Mutual Defense Treaty)
For researchers: attribute the numbers to their tables — the UN forces table’s 7,420 Philippine personnel against the PEFTOK article’s “c. 7,500,” both agreeing on 113 killed; and quote the armistice as the military document it is, since “no nation is a signatory to the agreement.” (Wikipedia — United Nations Forces in the Korean War, Wikipedia — PEFTOK, Wikipedia — Korean Armistice Agreement)

Security and Safety Measures

The DMZ as standing safeguard: the armistice’s Military Demarcation Line and its 4-kilometer demilitarized buffer, patrolled under the Military Armistice Commission and watched by the Neutral Nations Supervisory Commission, are the machinery that has held the ceasefire for seven decades. (Wikipedia — Korean Armistice Agreement)
Prisoner repatriation on a clock: the armistice required each side to return prisoners within sixty days — the humanitarian provision that closed the war’s captive ledger, including the forty-one Filipino prisoners of the UN table. (Wikipedia — Korean Armistice Agreement, Wikipedia — United Nations Forces in the Korean War)
Cold-weather readiness bought at cost: the first Philippine winter in Korea exposed the force’s lack of cold-weather gear — the logistical failure this wiki’s PEFTOK entry documents in Colonel Azurin’s protest, corrected for every later rotation. (Wikipedia — PEFTOK)
The frozen conflict’s residual hazards: because no peace treaty followed and flare-ups have recurred along the DMZ, the armistice system remains a live security arrangement rather than a historical one — the caution behind every peninsula crisis calculation. (Wikipedia — Korean War)
For researchers: the armistice’s signatories signed as commanders, Rhee’s South Korea never signed, and the 1954 Geneva Conference failed — citations should keep the military-instrument character of the ending distinct from any claim that the war legally ended. (Wikipedia — Korean Armistice Agreement)

Historical Context

The war came out of the Cold War’s partition of Korea. Kim Il-sung had lobbied Stalin for an invasion from March 1949; Stalin signaled approval by telegram on January 30, 1950; and Kim set the June 25 date planning victory in twenty-two to twenty-seven days, while both Korean leaders claimed sole legitimacy over the whole peninsula. The North’s armies drove nearly to the sea; the Security Council, unvetoed because the Soviets were boycotting, recommended assistance on June 27 and created the unified command on July 7; Inchon reversed the war on September 15; and China’s entry in October turned the counteroffensive into the retreat that froze the front near the parallel, where it stayed through two years of talks from July 1951 to the armistice of July 27, 1953 — signed at Panmunjom, effective that night, and never followed by the peace treaty the Geneva Conference failed to produce in 1954. (Wikipedia — Korean War, Wikipedia — Korean Armistice Agreement)

The Philippine commitment was made inside that first desperate summer and outlived the fighting by two years. RA 573 was approved September 7, 1950, and the first contingent landed at Pusan on September 19 — the first Asian combat unit of the coalition, in the account this wiki’s PEFTOK entry carries — with the rotations continuing to the final withdrawal of May 13, 1955, long after the armistice. The commitment ran concurrent with the Hukbalahap campaign at home, through the defense secretariat of Ramon Magsaysay to February 1953, and it anchored the alliance architecture of the young Republic: the Mutual Defense Treaty signed in Washington on August 30, 1951, and the American military aid program of the Quirino years — the alignment this wiki’s Elpidio Quirino entry counts among the foundations of the country’s Cold War posture, paid for in the war’s Philippine ledger of 113 dead of 7,420 who served. (LawPhil — RA 573, Wikipedia — United Nations Forces in the Korean War, Wikipedia — Mutual Defense Treaty)

Challenges and Controversies

The War’s Origins and the Question of Approval

The documented record — Kim’s lobbying from March 1949, Stalin’s January 30, 1950 approval, Kim’s twenty-two-to-twenty-seven-day timetable — settles that the invasion was launched from the North with Soviet blessing, but the division of responsibility among Kim, Stalin, and Mao, and the counterfactual of Rhee’s own repeated “desire to conquer the North,” keep the war’s origins a field of archival debate. (Wikipedia — Korean War)

An Armistice Without Peace

The war’s ending is its standing controversy: a ceasefire “purely a military document” that no nation signed as such, that South Korea under Rhee refused to sign because it foreclosed unification by force, and that the 1954 Geneva Conference failed to replace with a settlement — leaving two Korean states technically at war and the DMZ as the de facto border, a “frozen conflict” with periodic flare-ups. (Wikipedia — Korean Armistice Agreement, Wikipedia — Korean War)

The Casualty Ledger

The war’s totals are ranges, not counts: around one million military dead; civilians estimated at 1.5 to 3 million; national figures carrying margins (China’s dead 183,108–197,653; North Korea’s 294,151–316,579) that reflect the records of states with incentives in the arithmetic — the reason this entry attributes every figure to the table that carries it. (Wikipedia — Korean War)

The Philippine Numbers

The Philippine totals vary by source as this wiki’s PEFTOK entry documents in detail — the UN forces table’s 7,420 against the force’s own “c. 7,500,” first-contingent rosters that differ by a hundred men, and per-battle tallies that disagree with the summary counts, though the 113 killed is constant across them. The practice is to cite the table for the totals and the force’s entry for the detail. (Wikipedia — United Nations Forces in the Korean War, Wikipedia — PEFTOK)