Foreign relations of South Korea
On January 18, 1952 The first president of South Korea Syngman Rhee declared that the vicinity of Dokdo was a territory of South Korea (Syngman Rhee line). Subsequently, some 3,000 Japanese fishermen who conducted fishery operations in this vicinity were captured. This incident, called the Dai Ichi Daihoumaru Ship case strained relations between South Korea and Japan.
List of leaders of North Korea
From 1948 to 1972, the nominal head of state was the Chairman of the Standing Committee of the Supreme People's Assembly (SPA). In 1972, the constitution was amended to create an executive presidency. Kim Il-sung, who had served as Premier of North Korea since the DPRK's inception, was unanimously elected President of North Korea by the Supreme People's Assembly on December 28. He held this office until his death on 8 July 1994 when he was proclaimed the "Eternal President of the Republic". Since then, the practical functions of the head of state have been exercised by the President of the Presidium of the SPA.