Guerrilla warfare is a form of unconventional warfare in which small groups of irregular military, such as rebels, partisans, paramilitary personnel or armed civilians including recruited children, use ambushes, sabotage, terrorism, raids, petty warfare or hit-and-run tactics in a rebellion, in a violent conflict, in a war or in a civil war to fight against regular military, police or rival insurgent forces.
The Korean War was fought between North Korea and South Korea; it began on 25 June 1950 when North Korea invaded South Korea and ceased upon an armistice on 27 July 1953. North Korea was supported by the Soviet Union and the People's Republic of China (PRC) while South Korea was supported by the United Nations Command (UNC) led by the United States (US).
The People's Army of Vietnam (PAVN), officially the Vietnam People's Army, also recognized as the Vietnamese Army or the People's Army, is the national military force of the Socialist Republic of Vietnam and the armed wing of the ruling Communist Party of Vietnam (CPV). The PAVN is a part of the Vietnam People's Armed Forces and includes: Ground Force, Navy, Air Force, Border Guard and Coast Guard. Vietnam does not have a separate Ground Force or Army service. All ground troops, army corps, military districts and special forces are designated under the umbrella term combined arms and are belonged to the Ministry of National Defence, directly under the command of the CPV Central Military Commission, the Minister of National Defence, and the General Staff of the Vietnam People's Army. The military flag of the PAVN is the National flag of the Socialist Republic of Vietnam defaced with the motto Quyết thắng added in yellow at the top left.
The Eighth Route Army, officially known as the 18th Group Army of the National Revolutionary Army of the Republic of China, was a group army under the command of the Chinese Communist Party, nominally within the structure of the Chinese military headed by the Chinese Nationalist Party during the Second Sino-Japanese War.
Paik Sun-yup was a South Korean military officer. Paik is best known for his service during the Korean War, for being the first four-star general in the history of the South Korean military, and for his service as a diplomat and statesman for South Korea.
The Patriotic Guards were paramilitary formations in the Socialist Republic of Romania from 1968 to 1989.
The Pacification of Manchukuo was a Japanese counterinsurgency campaign to suppress any armed resistance to the newly established puppet state of Manchukuo from various anti-Japanese volunteer armies in occupied Manchuria and later the Communist Northeast Anti-Japanese United Army. The operations were carried out by the Imperial Japanese Kwantung Army and the collaborationist forces of the Manchukuo government from March 1932 until 1942, and resulted in a Japanese victory.
Datong-Jining Campaign (大同集宁战役) was a series of battles fought between the nationalists and the communists mainly in northern Shanxi and the surrounding regions during the Chinese Civil War in the post-World War II era. The main battlefield was centered on two cities, Datong and Jining.
The campaign to suppress bandits in northeast China (东北剿匪) was a counterinsurgency operation waged by the Chinese Communist Party against bandits and guerrillas affiliated with the Kuomintang near the end of the Chinese Civil War.
The Campaign to Suppress Bandits in Central and Southern China (中南剿匪) was a counter-guerrilla / counterinsurgency campaign the communists fought against the Nationalist guerrillas that mostly consisted of anti-Communist irregular forces and Nationalist regular troops left behind after the Nationalist government withdrew from mainland China. The campaign was fought during the Chinese Civil War in the post-World War II era in six Chinese provinces: Henan, Hubei, Hunan, Jiangxi, Guangdong and Guangxi, and resulted in a Communist victory.
The campaign at the China–Burma border was a series of battles fought along the China–Burma border after the Chinese Civil War, with the communist People's Republic of China (PRC) and the Union of Burma on one side and the nationalist forces of the Republic of China (ROC) on the other. The government of the PRC refers to the campaign as the China–Burma border demarcation and security operation.
The Khmer People's National Liberation Armed Forces (KPNLAF) was the military component of the Khmer People's National Liberation Front (KPNLF) a political front organized in 1979 in opposition to the Vietnamese-installed People's Republic of Kampuchea (PRK) regime in Cambodia. The KPNLAF was loyal to Son Sann, a former Prime Minister under Prince Norodom Sihanouk and the founder of the KPNLF political movement.
The Yeosu-Suncheon rebellion, also known as the Yeo-Sun incident, was a rebellion that began in October 1948 and mostly ended by November of the same year. However, pockets of resistance lasted through to 1957, almost 10 years later.
Li Mi was a high-ranking Nationalist general who participated in the anti-Communist Encirclement Campaigns, Second Sino-Japanese War and Chinese Civil War. He was one of the few Kuomintang commanders to achieve notable victories against both Chinese Communist forces and the Imperial Japanese Army. Following the founding of the People's Republic of China in 1949, he withdrew his forces to Burma and Thailand, where he continued to carry out guerrilla raids into Communist-held territory.
The Campaign to Suppress Bandits in Northwestern China was a counter-insurgency campaign the People's Liberation Army (PLA) fought against the remaining Nationalist forces in mainland China.
The Campaign to Suppress Bandits in Eastern China was a counter-guerrilla / counterinsurgency campaign the communists fought against the nationalist guerrilla that was mostly consisted of bandits and nationalist regular troops left behind after the nationalist government withdrew from mainland China. The campaign resulted in communist victory.
The Campaign to Suppress Bandits in Wuping was a counter-insurgency campaign waged by the Communist People's Liberation Army (PLA) against Kuomintang (Nationalist) guerrillas in Wuping, Fujian province. The campaign was part of the aftermath the Chinese Civil War; most of the Nationalist forces were bandits and regular troops who had been left behind after when the Nationalist government withdrew from mainland China. The campaign ended in a Communist victory.
Campaign to Suppress Bandits in Longquan was a counter-guerrilla / counterinsurgency campaign the communists fought against the nationalist guerrilla that was mostly consisted of bandits and nationalist regular troops left behind after the nationalist government withdrew from mainland China. The campaign was part of the Campaign to Suppress Bandits in Northwestern China, and resulted in communist victory.
The campaign to suppress bandits in southwestern China was a counterinsurgency campaign waged by the forces of the Chinese Communist Party against the Chinese Nationalist guerrillas, mostly consisting of bandits and regular nationalist forces not withdrawn from mainland China during the transfer of the nationalist government to Taiwan. The campaign occurred after the conclusion of World War II during the Chinese Civil War in Southwest China. The Communist counterinsurgency campaign was ultimately successful.
Communist partisans were active before, during and after the Korean War in South Korea.
South Korea 
United States 
North Korea