She continued public activities, but her health diminished. She died on 19 September 1949 due to complications from pregnancy. Kim Il-sung had three children with his second wife, Kim Song-ae: Kim Kyong-il (born 1951), Kim Pyong-il (born 1953), and Kim Yong-il (born 1955).[26] He had two younger brothers, Kim Chol-ju and Kim Yong-ju and a sister.[25]