Here are 17 photos from our archive from that memorable day in the Midlands.
9. Celebrations in the dressing room after the game
Sheffield United v Leicester City - 5 May 1990 Photo: Peter Tuffrey
10. United put on the pressure and are rewarded through a goal scored by Brian Deane
Sheffield United v Leicester City - 5 May 1990 Photo: Peter Tuffrey
11. Brian Deane in the thick of the action
Sheffield United v Leicester City - 5 May 1990 Photo: Peter Tuffrey
12. Leicester keeper Hodge on the stretcher
Sheffield United v Leicester City - 5 May 1990 Photo: Peter Tuffrey