This article studies from a historical perspective the Colombian participation in the Korean War between 1950 and 1954. It seeks to show some historic elements of subordination of Colombian Armed Forces respect to the representative State regarding it use of the troops in U.N. multinational operations. This text is divided in four parts. In first place, I analyze the most important aspects of the Colombian Armed Forces and your relation with the State. In second place, I show the principals' elements of the conformation of Colombian Battalion. In the third part, I study the high commitment of the Colombian troops with the UN and US military objectives. At the last part, I discuss the political and military implications of the Colombian participation in the Korean War. This text is based on military's memoirs, interviews and academic literature.