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
The Great Korean Republic (대한공화국) was proclaimed in Seoul on April 23, 1919, by 24 representativse gathered from 13 provinces of Korea. It is commonly known as the Seoul Government (한성정부). Syngman Rhee was elected by the assembled representatives as the Consul-President (집정관 총재). Rhee sent letters to foreign heads of state including those of the United States, Japan and the United Kingdom notifying these countries of the proclamation of the Republic and his election as the President. It was agreed at the time of the amalgamation with the Governments of Shanghai and Vladivostok that the new unified Provisional Government is the successor government of the legitimacy of the Seoul Government.