Which event took place first, Operation Undertone or The Battle of the Ch'ongch'on River?
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Battle of the Ch'ongch'on River The Battle of the Ch'ongch'on River, also known as the Battle of the Ch'ongch'on () or the Second Phase Campaign Western Sector (), was a decisive battle in the Korean War, and it took place from November 25 to December 2, 1950, along the Ch'ongch'on River Valley in the northwestern part of North Korea. In response to the successful Chinese First Phase Campaign against the United Nations forces, General Douglas MacArthur launched the Home-by-Christmas Offensive to evict the Chinese forces from Korea and to end the war. Anticipating this reaction, the Chinese People's Volunteer Army Commander Peng Dehuai planned a counteroffensive, dubbed the "Second Phase Campaign", against the advancing UN forces.
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Operation Undertone Operation Undertone was a large assault by the U.S. Seventh and French 1st Armies of the U.S. Sixth Army Group as part of the Allied invasion of Germany in March 1945 during World War II.
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Battle of Pyongyang (1950) The Battle of Pyongyang (17–19 October 1950) was one of the major battles of the United Nations and South Korean offensive during the Korean War. Following the Battle of Inchon, the UN forces recaptured Seoul, the capital of South Korea, and proceeded to north of the 38th parallel. Shortly after advancing north, the American and South Korean forces faced the North Korean defensive near Pyongyang, the capital of North Korea, on October 17. Since North Korea's leadership and its main forces had already withdrawn to Kanggye, the allied forces soon captured Pyongyang on October 19.The battle was followed by an airborne assault by the U.S. 187th Infantry Regiment 40km north of Pyongyang, with the intention of cutting off North Korean units retreating from the city.
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Battle of Masan The Battle of Masan was an engagement between United Nations (UN) and North Korean (NK) forces, which took place early in the Korean War between August 5 and September 19, 1950, in the vicinity of Masan and the Naktong River in South Korea. It was part of the Battle of Pusan Perimeter, and was one of several large engagements fought simultaneously. The battle ended in a victory for the UN after large numbers of United States (US) and Republic of Korea (ROK) troops were able to repel the repeated attacks of two North Korean divisions.
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Battle of Onjong The Battle of Onjong (Korean: 온정리 전투 ), also known as the Battle of Wenjing (), was one of the first engagements between Chinese and United Nations forces during the Korean War. It took place around Onjong in present-day North Korea from October 25 to October 29, 1950. As the main focus of the Chinese First Phase Campaign, the Chinese 40th Corps conducted a series of ambushes against the Republic of Korea II Corps, effectively destroying the right flank of the United States Eighth Army while stopping the UN advances north toward the Yalu River.
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Battle of Mong Cai The Battle of Mong Cai was fought during the Sino-Vietnamese War between 16 February–10 March 1979 over the city of Móng Cái and other districts of Quảng Ninh Province that bordered the People's Republic of China. The battle broke out as Chinese People's Liberation Army (PLA) units launched diversionary attacks in support of the Chinese invasion in the major fronts of Lạng Sơn, Cao Bằng and Lào Cai. However, the Chinese failed to attract any Vietnamese reinforcements into the battle.
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Operation Attleboro Operation Attleboro was a Vietnam War search and destroy operation by the 196th Light Infantry Brigade with the objective to discover the location(s) of the North Vietnamese or Viet Cong base areas and force them to fight. The operation was named after Attleboro, Massachusetts, where the brigade had been formed. Operation Attleboro turned out to be the largest series of air mobile operations to that time, involving all or elements of the 196th Light Infantry Brigade, 25th Division, 1st Infantry Division, and a brigade of the 4th Division, as well as numerous Army of the Republic of Vietnam and Regional Forces/Popular Forces and Nungs. In the end, the operation became a corps operation commanded by II Field Forces.
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Operation Ceinture Operation Ceinture was a late 1947 military endeavour by the French Far East Expeditionary Corps against the Viet-Minh during the First Indochina War. A month-long effort that commenced on 20 November following the cessation of "Operation Lea", "Ceinture" (French: "belt") intended to rid the region between Hanoi, Thai Nguyen and Tuyen Quang of Viet-Minh infiltration. The French utilised 18 paratroop battalions and naval landing craft to engage the Viet-Minh's 112 Regiment, however the latter were able to for the most part slip through French cordons, abandoning weapon caches. Dead and wounded totals given by Bernard Fall for the Viet-Minh reach 9,500, however he suggests that a portion were non-combatants.
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Battle of Bogdat The Battle of Bogdat or The Bogdat Operation (Russian: Богдатское сражение ) was the largest battle between the Soviet partisans and the Whites (together with the 5th Japanese Expeditionary Division) during the Russian Civil War in Transbaikal.
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Battle of Jinzhou Battle of Jinzhou () was a battle between thePeople's Liberation Army and the National Revolutionary Army during the Liaoshen Campaign in the Chinese Civil War. The battle was a turning point in the campaign, which eventually led to capture of Northeast China by the Communist Party.
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Naval Battle of the Han River (1951) The Naval Battle of the Han River (28–30 September 1951) was fought during the Korean War. The main fighting occurred after an Australian frigate was attacked by communist Chinese forces while transiting the Han River in Korea. Up until that time United Nations (UN) warships had operated on the river with only limited Chinese resistance. Following the engagement UN naval forces continued to operate on the Han, although riverine operations were suspended two months later. Four Australians were wounded during the engagement, while Chinese casualties have been estimated at around 40 killed and several guns destroyed.
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Battle of Nghĩa Lộ (1951) The Battle of Nghia Lo (Vietnamese: Nghĩa Lộ), also called Ly Thuong Kiet Campaign by Vietminh, was fought between the French army and the Viet Minh during the First Indochina War. On 3 October, the Viet Minh 312th Division launched an attack on French forces in the town of Nghia Lo and its vicinity. The attack was repelled, after a week of fighting. A year later on 17 October, the Viet Minh launched another attack on Nghia Lo and suceceded in driving out the remaining French from the area.
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Operation Totalize Operation Totalize (also spelled Operation Totalise in recent British sources) was an offensive launched by Allied troops in the First Canadian Army during the later stages of Operation Overlord, from 8 to 9 August 1944. The intention was to break through the German defences south of Caen on the eastern flank of the Allied positions in Normandy and exploit success by driving south, to capture the high ground north of the city of Falaise. The goal was to collapse the German front and cut off the retreat of German forces fighting the Allied armies further west. The battle is considered the inaugural operation of the First Canadian Army, which had been activated on 23 July.
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Second Battle of Naktong Bulge The Second Battle of Naktong Bulge was an engagement between United Nations (UN) and North Korean (NK) forces early in the Korean War from September 1 to September 15, 1950, along the Naktong River in South Korea. It was a part of the Battle of Pusan Perimeter, and was one of several large engagements fought simultaneously. The battle ended in a victory for the United Nations after large numbers of United States (US) and Republic of Korea (ROK) troops repelled a strong North Korean attack.
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Battle of Canton (1856) The Battle of Canton was fought between British and Chinese forces at the city of Canton (Guangzhou), Guangdong province, China on 23 October to 5 November 1856 during the Second Opium War.
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Mayaguez incident The "Mayaguez" incident took place between Democratic Kampuchea and the United States from May 12–15, 1975, less than a month after the Khmer Rouge took control of the capital Phnom Penh ousting the U.S. backed Khmer Republic. It was the last official battle of the Vietnam War. The names of the Americans killed, as well as those of three U.S. Marines who were left behind on the island of Koh Tang after the battle and were subsequently executed by the Khmer Rouge, are the last names on the Vietnam Veterans Memorial. The merchant ship's crew, whose seizure at sea had prompted the U.S. attack, had been released in good health, unknown to the U.S. Marines or the U.S. command of the operation before they attacked. Nevertheless, the Marines boarded and recaptured the ship anchored offshore a Cambodian island, finding it empty.
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Battle of First Bar The Battle of First Bar was fought between British and Chinese forces at First Bar Island and its surrounding area in the Pearl River, Guangdong province, China, on 27 February 1841 during the First Opium War.
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Battle of Loc Ninh The Battle of Lộc Ninh was a major battle fought during the Easter Offensive during the Vietnam War, which took place in Bình Long Province, South Vietnam between 4–7 April 1972. Towards the end of 1971, North Vietnamese leaders decided to launch a major offensive against South Vietnam, with the objective of destroying Army of the Republic of Vietnam (ARVN) units and capturing as much territory as possible, in order to strengthen their bargaining position in the Paris Peace Accords. On 30 March 1972, two North Vietnamese Army divisions smashed through the Demilitarized Zone, marking the commencement of the Easter Offensive. They quickly overwhelmed South Vietnamese units in the I Corps Tactical Zone. With the rapid collapse of South Vietnamese forces in the northern provinces of South Vietnam, North Vietnamese and Việt Cộng forces began preparing for their next offensive, targeting Bình Long Province in the Mekong Delta region. On 4 April, the Việt Cộng's 5th Division opened their attack on Lộc Ninh, defended by the ARVN 9th Infantry Regiment. After three days of fighting, the vastly outnumbered South Vietnamese forces, though well supported by American air power, were forced to abandon their positions in Lộc Ninh.
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Battle of Driniumor River The Battle of Driniumor River, also known as The Battle of Aitape, 10 July – 25 August 1944, was part of the Western New Guinea campaign of World War II. Japanese forces attacked United States forces on the Driniumor River, near Aitape in New Guinea. The battle should not be confused with Operation Persecution, which included amphibious landings near Aitape in April 1944, or the Aitape-Wewak campaign, which began in November. The Japanese referred to the Driniumor as the "Hanto".
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Battle of Dien Bien Phu The Battle of Dien Bien Phu (French: "Bataille de Diên Biên Phu" ; Vietnamese: "Chiến dịch Điện Biên Phủ" , ] ) was the climactic confrontation of the First Indochina War between the French Union's French Far East Expeditionary Corps and Viet Minh communist-nationalist revolutionaries. It was, from the French view before the event, a set piece battle to draw out the Vietnamese and destroy them with superior firepower. The battle occurred between March and May 1954 and culminated in a comprehensive French defeat that influenced negotiations underway at Geneva among several nations over the future of Indochina.
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Battle of Ia Drang The Battle of Ia Drang was the first major battle between the United States Army and the North Vietnamese Army-NVA (People's Army of Vietnam-PAVN), part of the Pleiku Campaign conducted early in the Vietnam War. It comprised two main engagements. The first involved the 1st Battalion, 7th Cavalry Regiment and supporting units, and took place November 14–16 1965 at LZ X-Ray, located at the eastern foot of the Chu Pong massif in the central highlands of Vietnam. The second engagement involved the 2nd Battalion, 7th Cavalry Regiment plus supporting units, and took place on November 17 at LZ Albany, farther north in the Ia Drang Valley. It is notable for being the first large scale helicopter air assault and also the first use of B-52 strategic bombers in a tactical support role.
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Battle of Woosung The Battle of Woosung was fought between British and Chinese forces at the entrance of the Woosung River (present-day Huangpu River), Jiangsu province, China, on 16June 1842 during the First Opium War. The British capture of the towns of Woosung (now Wusong) and Baoshan opened the way to Shanghai, which was captured with little resistance on 19June.