He was later known as Judge Curtis, and after his racing career ended he was a breeding stallion in Canada before dying in Illinois in 1888.
This was a 1 mile (1,600 m) race for two-year-olds, which General Duke won in 1 minute 451⁄2 seconds carrying 86 pounds (39 kg).
[8] The next race he started was the Belmont Stakes on June 10, 1868, which was run at the Jerome Park Racetrack.
General Duke won while carrying 110 pounds (50 kg), in a time of 3 minutes and 2 seconds.
[13] On August 10, at Saratoga, he won the Sequel Stakes over 2 miles (3,200 m) in a time of 3 minutes 403⁄4 seconds.
[14] On August 25, 1868, he won the Providence Stake at Narragansett Race Track, in Rhode Island.
This race was a 1+1⁄2 miles (2,400 m), and he carried 110 pounds (50 kg) during his winning time of 2 minutes and 44 seconds.
[16] He next started at the Jerome Park Racetrack in New York on October 7, 1868, in a cup race over 2+1⁄8 miles (3,400 m).
[17] His last start of the year was on October 8, when he won a 1+3⁄4 miles (2,800 m) race with a time of 3 minutes and 13 seconds.
O'Donnell changed the horse's name, to Judge Curtis; something that has never happened to any other winner of a United States Triple Crown race.