The Security Council,
Recalling its resolution 598 (1987),
1. Approves the report of the Secretary-General contained in document S/20093 on the implementation of operative paragraph 2 of resolutioon 598 (1987);
2. Decides to set up immediately, under its authority, a United Nations Iran-Iraq Military Observer Group (UNIIMOG) and requests the Secretary-General to take the necessary steps to this effect in accordance with his above-mentioned report;
3. Further decides that UNIIMOG shall be established for a period of six months, unless the Council declares otherwise;
4. Requests the Secretary-General to keep the Security Council fully informed of further developments.