The year 1975 was a turning point in the history of Club Deportivo Mirandés. For the first time, Los Rojillos qualified for the Copa del Rey, one of the most prestigious tournaments in Spanish football. This achievement was not only a testament to the club's growth but also a reflection of the fervor and passion of the Mirandese fans who have always stood by the team.

Participation in the Copa del Rey was a dream come true for the fans, who filled the Estadio Municipal de Anduva, carrying hope and excitement in their hearts. While the team faced strong opponents along the way, the experience gained in these matches was invaluable. The players realized they could compete at the highest level, inspiring future generations.

The Copa del Rey of 1975 also helped to position Mirandés as a respected club within the Segunda División. As the competition progressed, Los Rojillos began to attract the attention of their rivals and the media, which contributed to raising the club's profile. Stories of their feats in the Copa del Rey started circulating, motivating more youngsters to join the club's ranks.

This participation in the tournament signified a change in the team's mentality. Players, who may have seen professional football as a distant dream, began to understand that their efforts could lead to great achievements. This mindset has remained over the years and has been a driving force for the club's continuous development.

Today, the first participation of Mirandés in the Copa del Rey is fondly remembered as a crucial moment that laid the foundation for the future. Los Rojillos have continued to fight in various competitions, but always with the essence of that 1975 team that took their first step toward greatness. The story of Mirandés is a reminder that every great journey begins with a small step, and in this case, that step was their debut in the Copa del Rey.