is the republic of korea known as north or south korea
South Korea South Korea, officially the Republic of Korea (abbreviated ROK), is a sovereign state in East Asia, constituting the southern part of the Korean Peninsula.[15] Officially, its territory consists of the whole Korean Peninsula and its adjacent islands,[16] which are largely mountainous. South Koreans lead a distinctive urban lifestyle, as half of them live in high-rises[17] concentrated in the Seoul Capital Area with 25 million residents.[18] The capital Seoul is the world's sixth leading global city[19] with the fifth largest economy[20] and is the seventh most sustainable city in the world.[21]
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)[36][b][38] began when North Korea invaded South Korea.[39][40] 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 gave some assistance.