How did kim jong ii become leader?

Kim Jong Il became the leader of North Korea following the death of his father, Kim Il Sung, in 1994. He had been groomed for leadership from a young age, holding various positions in the Workers' Party of Korea and the military. After his father's death, he was officially declared the Supreme Leader, consolidating power through political maneuvering and a cult of personality. His leadership was characterized by a continuation of his father's policies, including a focus on military strength and a centralized economy.