Chaebol played a key role in developing new industries, markets, and export production, helping make South Korea one of the Four Asian Tigers. Although South Korea's major industrial programs did not begin until the early 1960s, the origins of the country's entrepreneurial elite were found in the political economy of the 1950s. Very few Koreans had owned or managed larger corporations during the Japanese colonial period. After the departure of the Japanese in 1945, some Korean businessmen obtained the assets of some of the Japanese firms, a number of which grew into the chaebol of the 1990s. The companies, as well
Propaganda in South Korea of attacks by North Korea including the sinking of the South Korean navy frigate, ROKS "Cheonan". Popular South Korean films often show reunification themes with friendships or family ties across the north and south division. The film "Joint Security Area" (2000) was the highest grossing Korean film up to that time. The movie depicted a friendship between soldiers from the north and south along the DMZ. The popular war movie, "Tae Guk Gi", from 2004 depicted close brothers divided as they are caught in the Korean War. South Korea broadcasts radio messages toward North Korea with news and propaganda themes.