No President is solely responsible for the fall of Communism in any country, it was the desire of the people that ended Communism rule in their country, though a few countries (North Korea, China, and Cuba most notably) still have Communist governments.
President George Bush turned gay!!!!
Yes. Cuba is under communist rule.
No. Denmark was never under communist rule.
Radical rule in the South ended when Rutherford B. Hayes was elected in 1876. President Hayes helped with the last efforts of the Reconstruction after the Civil War ended.
Communist League ended in 1852.
Communist Romania ended in 1989.
Communist Movement ended in 1991.
The US has never been under Communist Rule. As a result, the question is unanswerable.
No communist scholars are President Obama's mentors.
This was said to be Ronald Reagan, but some would dispute how great his influence was here.
No, it was never a communist country.
Communist League of America ended in 1934.