5. Why is the United States so concerned about Cuba and communism taking hold in this country?

Idel Castro's life story is not the story of the leader of a poor underdeveloped nation struggling to survive against the fierce opposition of the United States. For four decades, Castro purposely stood at the center of the dangerous game the United States, the Soviet Union and sometimes China played for political pre-eminence in the Third World. By deftly manipulating the opportunities afforded Cuba by the Cold War, he managed to turn his island into a launching pad for the projection of his leadership throughout the world.

By providing data about careers and annual mean wages.