1919: March 1st Movement. Spurred by the sudden and mysterious death of Gojong. Declaration of Korean Independence. Nation-wide peaceful demonstrations are crushed by Japanese military and police forces after two months. Governor-General Hasegawa resigns.
1949: The murder of Kim Gu. Kim Gu was a Korean independence activist who believed in, and fought for, a unified Korea. He strongly objected to the formation of a separate South Korean state. He was shot in his home by a South Korean Army lieutenant.
1972: start of the third Five-year plans of South Korea
1972: 12 August. The first Red Cross talks between North and South Korea are held.
1972: President Park Chung Hee declares Emergency Martial Law and changes Constitution in August, which may allow him to become the permanent ruler. This is similar to Gojong of the Korean Empire stating his country's governmental system as 'autocratic' in the constitution- for greater leadership and less opposition.
1980: Gwangju massacre. Martial Law is declared throughout the nation. The city of Gwangju becomes a battleground between dissenters and the Armed Forces (18–27 May). Some reports claim over 100 casualties.
1998: Taepodong-1, a two-stage intermediate-range ballistic missile is developed and tested by the DPRK. End of the Arduous March. It is possible that up to 3.5 million people did not survive the 'march'.
1999: The DPRK promises to freeze long-range missile tests.
2011: Kim Jong Il dies, Kim Jong un takes over as the Supreme Leader of North Korea. The National Intelligence Service discovers Communist spies who have been working underground for the DPRK for almost 10 years. One of the members was a former Democratic Party representative. Their mission was to influence the party named above and extract military secret information.
2012: 13 April: The Kim Regime of the DPRK tested a rocket, officially called "Unha-3", an expendable launch system developed from the Soviet Scud rockets. The rocket was to send a satellite, called "Kwangmyŏngsŏng-3", into orbit. The rocket failed to launch the satellite and fell into the Yellow Sea. The mission ultimately ended in complete failure.