I think there was a boycott by the United States of the 1980 Olympics.

In the United States, the 2014 Winter Olympics are on NBC.

the last modern Olympics to be held in the united states was in atlanta in 1996 previous to this it was 1984 in los angeles

There were no Winter Olympics in 1970.

The last Olympics in the United States was the 2002 Winter Olympics in Salt Lake City, Utah. The last Summer Olympics that took place in the United States was the 1996 Summer Olympics in Atlanta, Georgia.