Jamaica has participated in every Summer Olympics since 1948 and participated in the Winter Olympics from 1988-2002.
Russia first competed in the Olympics at the 1900 Games in Paris. They sent 4 athletes to compete in fencing and equestrian events without winning a medal.
The first Winter Olympics was in 1924.
They have participated in the 2004 and 2008 Olympics
1990 was not a Winter Olympics year. 1988 Winter Olympics were in Calgary, Alberta, Canada and 1992 Winter Olympics were in Albertville, France. In 1994, they were in Lillehammer, Norway. In 1996, Norway's Johann Olav Koss set 3 world records. America's Dan Jensen won gold in 1000 meter long track and won in world record time.
About 11 months
Ski jumping has been in the Winter Olympics since the first Winter Games in 1924. One event was competed in 1924 on a normal hill. The first ski jumping gold medalist was Jacob Tullin Thams of Norway.
The first participation was in 1924, Paris.
The last Winter Olympics that Shiva Keshavan competed in was the 2010 Winter Games in Vancouver. He has represented India in luge competition at the 1998, 2002, 2006, and 2010 Winter Olympics.
Around 3 weeks
Mohini Bhardwaj participated in one Olympics, the 2004 Games in Athens, and won a silver medal in Team Competition.
Canada has been competing in the Olympics since 1900. Canada has been competing in both the Summer Olympics and the Winter Olympics.
The Olympics started on 2/12/10 (Opening Ceremony).