The <answer>Korea</answer>n War (in South <answer>Korea</answer>n Hangul: 한국전쟁, Hanja: 韓國戰爭, Hanguk Jeonjaeng, "<answer>Korea</answer>n War"; in North <answer>Korea</answer>n Chosungul: 조국해방전쟁, Joguk Haebang Jeonjaeng, "Fatherland Liberation War"; 25 June 1950 – 27 July 1953)[a] was started when North <answer>Korea</answer> invaded South <answer>Korea</answer>. The United Nations, with United States as the principal force, came to aid of South <answer>Korea</answer>. China, along with assistance from Soviet Union, came to aid of North <answer>Korea</answer>. The war arose from the division of <answer>Korea</answer> at the end of World War II and from the global tensions of the Cold War that developed immediately afterwards.
What country was divided at the end of World War II?
Korea