Kim Jong Il, the former Supreme Leader of North Korea, was born on February 16, 1941, and died on December 17, 2011. He had significant influence over North Korea's political, military, and economic affairs and was a core figure in the Workers' Party of Korea.
Source: The Present Times and the Tasks Facing Young People: Talk to the Senior Officials of the Central Committee of the Workers' Party of Korea, October 12, 1988