[en] In May 1999, IAEA issued Medium Term Strategy. The strategy takes a one house approach on the basis of the Agency's mandate : technology, safety and verification. As the strategy forms a valid basis for the Agency's work, it will affect significantly the establishment of detailed cooperation between the Agency and Member States. This paper analyzed the contents of the strategy by its goals and examined responses from Member States. Also the paper provides the measures to make the most of the strategy