Commanche Run got his first win twelve days later on 28 May at Doncaster Racecourse. Moving up in company, the colt ran third in the 1984 King Edward VII Stakes and the Princess of Wales's Stakes, then won his next two starts at Goodwood Racecourse, taking both the Gordon and the March Stakes. Under jockey Lester Piggott, Commanche Run went on to win three Group One races, capturing the Benson & Hedges Gold Cup, Irish Champion Stakes and the Classic St. Leger Stakes. Retired to stud duty at Coolmore Stud in Ireland, Commanche Run met with limited success. In 1999 he was
Warham St Leger the levies in Munster. Elizabeth, however, refused to confirm St Leger's appointment. The reason was that St Leger was a bitter enemy of Thomas Butler, 10th Earl of Ormond, and correspondingly friendly with Gerald Fitzgerald, 15th Earl of Desmond; and the queen accused St Leger of lukewarmness in arresting Desmond early in 1565. St Leger was consequently recalled, and in November 1568 Sir John Perrot became president of Munster. In 1569 St Leger returned to England, residing at his house in Southwark or Leeds Castle, Kent, and serving as High Sheriff of Kent for 1560. There from 1570 to 1572