in 1966, "international taekwondo federation" is born. its aim was to spread out the new-born discipline in the rest of the world. its founder is the korean general choi. in 1971 taekwondo becomes national sport of south korea for presidential decree of the president park chung hee. in 1973, "world taekwondo federation" is born, presided by dr un yong kim. it was founded in opposition to the itf. the itf, after a series of continual changes, will have the support of the north korea. meanwhile, the wtf of doctor kim reaches the olympic games: seoul 1988, barcelona 1992. so, it is an official olympic sport and no more martial art. the schools, which were faithful to tangsudo had to choose the strategy of the emigration, by installing them outside of korea, in america, europe, southern africa, etc., to maintain live and unaltered the message of the ancient, wise men of orient.