The XIV World Rhythmic Gymnastics Championships were held in Sarajevo, SR Bosnia and Herzegovina, Yugoslavia, on 27 September - 1 October 1989.
References
1989 World Rhythmic Gymnastics Championships Wikipedia(Text) CC BY-SA
The XIV World Rhythmic Gymnastics Championships were held in Sarajevo, SR Bosnia and Herzegovina, Yugoslavia, on 27 September - 1 October 1989.