when did secretariat die

Secretariat, the legendary racehorse, died on October 4, 1989. He was euthanized at the age of 19 after contracting laminitis, a painful degenerative disease affecting his hooves. Despite treatment, his condition did not improve, leading to this decision. Secretariat's death made national headlines, and he was buried whole at Claiborne Farm in Kentucky, an honor reserved for exceptional racehorses.