Gate Dancer [1981 - 1998] originally came in fourth in the 1984 Kentucky Derby but was disqualified and placed fifth. During the race Gate Dancer bumped Fali Time several times. A foul claimed by Fali Time's jockey and a steward's inquiry resulted in the disqualification and switch to fifth place.
Kentucky Derby Museum was created in 1984.
It was on the 5th May.
Swale
The horse named swale, colt. dark bay, by settle slew.
I will assume by "derby" you mean Kentucky Derby. In 1984 the winning horse in the Kentucky Derby was Swale, who was a son of Seattle Slew, the 1977 Triple Crown winner. Swale lost the Preakness, finishing 7th, but came back to win the Belmont Stakes 3 weeks later.
No female jockey has ever won the Kentucky Derby. In fact, only five female jockeys have ever ridden in the Derby. Julie Krone was the first female jockey to win a Triple Crown event, the 1993 Belmont Stakes aboard Colonial Affair.
Died after winning of colic trained by Woody Stevens Actually he died of a heart attack following a workout approximately a week after his Belmont win
Kentucky Hearts was created in 1984.
5th November 1984 was a Monday.
Margaret Beckett (born January 15, 1943) succeeded Walter Johnson as the third, and current, Member of Parliament for Derby South, serving since 1983, including the whole of 1984.
1984
The team that finished third in the Swiss Super League of 1984 was FC Sion.