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 Presidents of South Korea
There was a further plan to proclaim The Civil Government of Great Korea (대한민간정부) on 1 April 1919 with Son Byong-hi as the President (대통령) in the anticipation of the success of the March 1st Movement; the planned proclamation was not distributed.