Short answers, pulled from the story.
Kim Song Ju arrived in the small village of Namni near Pyongyang on the 15th of April 1912. His family belonged to the Jeonju Kim clan which had settled in the Mangyongdae neighborhood of Pyongyang in 1860.
On the 4th of June 1937 Kim Il Sung led 200 guerrillas in a raid on Poch'onbo where they destroyed local government offices and set fire to a Japanese police station. The success of this raid demonstrated his talents as a military leader and granted him some measure of fame among Chinese guerrillas.
Shortly before noon on the 7th of July 1994 Kim Il Sung collapsed from a heart attack at his residence in Hyangsan. He died at 02:00 am PST on the 8th of July 1994 aged 82 after doctors failed to save him and his death was declared 34 hours later.
On the 9th of September 1948 the Democratic People's Republic of Korea was proclaimed with Kim Il Sung as the Soviet-designated premier. By 1949 Kim Il Sung and the communists had consolidated their rule in North Korea.
On the 30th of May 1957 Kim Il Sung published On Making the Struggle with the Counterrevolutionary Elements into the Movement of All the Party and of the All the People which created the songbun caste system dividing North Koreans into core wavering or hostile classes based on their background. Each person was classified according to political social and economic factors affecting access to education housing employment food rationing and where they could live.