Athletics at the 1896 Games in Athens.
Softball's first year as an Olympic sport was 1996. Unfortunately, softball is being dropped as an Olympic sport after the 2008 Games in Beijing.
Trampolining.
Bowling
Softball was introduced as an Olympic medal sport for women in 1996. The United States won the gold medal at those Olympic Games held in Atlanta. As of now, softball is scheduled to be discontinued as an Olympic sport after the 2008 Games in Beijing.
Track and Field: The first Australian Olympic medal was awarded to Teddy Flack who won gold in the 800m run. He also later won gold in the 1500m run.
That was tennis at the 1920 Games in Antwerp. Ichiya Kumagai won the silver medal.
Jack Beatson
The first Olympic medal was awarded in 1988, but taekwondo was a demonstration sport. Taekwondo became a medal sport in 2000; however, they also hand out medals at the world championships, and the first world championships were in 1972.
Badminton is the official sport of Indonesia. Indonesia has won a Gold medal since the sport was first introduced in the Olympic Games.
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Ice dancing first became a medal sport in the winter olympics of 1976.
Rugby is not an Olympic sport. The last Olympics where rugby was a medal sport was the 1924 Games in Paris.