The US has never in its history been a communist nation. Now, this question was placed under the USSR in WW2. It you meant the USSR, then... well yes, of course it was.
It is a communist nation.
Any communist nation.
Cuba
Cuba
To prevent the nation from becoming a communist outpost
Russia was communist nation. Currently Cuba is communist nation.
The US didn't back a communist nation, Red China & the USSR backed them.
Vietnam is a communist nation.
To fight communism. To stop a communist nation (North Vietnam) from taking over a non-communist country (SOUTH Vietnam).
Dominican Republic.
We are more in debt than ever before in the history of our nation. Communist China practically owns us.
America?