1896 was the first time the United States participated in the Olympics, which was a Summer Olympics. The first Winter Olympics the U.S. participated in was in 1924.
A total of 311 athletes from 13 countries participated in the first Olympics, where the US placed first, defeating Greece.
It was in 1896 when James Connolly of America became the very first champion of modern Olympics. He participated and won in the triple jump event during the opening day.
The International Olympic Committee states that 241 athletes from 14 countries participated in the first Olympics.
Norway has participated in every Winter Olympics since the first one held in 1924.
The countries that participated in their first Winter Olympics in 2002 were Nepal. Tajikistan, Cameroon, Thailand, and Hong Kong.
The 1900 Summer Olympics in Paris were the first Olympics at which a Canadian athlete participated.
Jamaica first participated in the Summer Olympics in 1948 and has participated in every Summer Olympics since then.
Italy first participated in the Olympics games in 1896 :)