Answer
The answer is Borussia Dortmund. Ottmar Hitzfeld, during his first stint with the club from 1991 to 1997, was a key figure in establishing Borussia Dortmund as a powerhouse in German football. Leading the team with strategic prowess and motivational skills, Hitzfeld successfully steered Borussia Dortmund to their first Bundesliga title in the 1994-1995 season, securing a remarkable triumph for the club.