The year 1991 was a turning point for NK Osijek when the Bijelo-plavi won the KPS Cup, marking an extremely significant moment in the club's history. This victory was not just a sporting success but also a symbol of hope and resistance for all fans and citizens of Osijek during turbulent times.

In the final held at the stadium in Zagreb, Osijek faced the then-giant, HAŠK Građanski. The match was tense and fiercely contested until the very end, with Osijek displaying remarkable courage and determination. The match ended with a score of 2:1 in favor of the Bijelo-plavi, securing their place in the history of Croatian football.

This victory was more than just a title; it represented a symbol of resistance and strength during a time when the entire country was undergoing significant changes. Fans gathered in large numbers to support their team, and the image of the players celebrating with the trophy on the field became a lifelong symbol for all residents of Osijek.

In that moment, Osijek became not just a football club but a symbol of unity and strength in difficult times. This victory inspired generations of young footballers to pursue their dreams and fight for the club's colors.

Osijek's success in the KPS Cup of 1991 remains etched in the memory of every true fan. Today, as we nostalgically recall that historic moment, we can still feel the passion and pride that united the entire city. This victory was just the beginning of a long and successful journey through Croatian football that continues to this day.

The Bijelo-plavi have experienced ups and downs over the years, but the success of 1991 remains a beacon guiding them forward. It will always be there, reminding us of the strength of unity and passion that drives NK Osijek.