The term 'Divided Nation' is often used to refer to the Korean peninsula, which has been divided since the end of World War II. The five-letter solution for this crossword is KOREA, which is the official name of the country located on the Korean peninsula. This nation has been divided since 1945, when the Soviet Union and the United States occupied the northern and southern halves of the peninsula, respectively. Since then, the two sides have been unable to reach a unified agreement, leading to the current state of division.