Korean War and Battle of Aachen, were both of which major type combat action, titled?
Korean War The Korean War (in South Korean Hangul: 한국전쟁 ; Hanja: 韓國戰爭 ; RR: "Hanguk Jeonjaeng " , "Korean War"; in North Korean Chosŏn'gŭl: 조국해방전쟁 ; Hancha: 祖國解放戰爭 ; MR: "Choguk haebang chǒnjaeng " , "Fatherland Liberation War"; 25 June 1950 – 27 July 1953) was a war between North Korea (with the support of China and the Soviet Union) and South Korea (with the principal support of the United States). The war began on 25 June 1950 when North Korea invaded South Korea. The United Nations, with the United States as the principal force, came to the aid of South Korea. China came to the aid of North Korea, and the Soviet Union also gave some assistance to the North.
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.