Question

The old terminology of identifying countries as rich or poor, or Third World, Second World, Third World, has been abandoned due to the end of the ____________________.

Answer 1

The correct answer should be The Soviet Union. First world countries was a term used for developed western countries. Second world was a term for countries that revolved around the soviet union. The third world countries were those that were usually not aligned to anyone. After the war, they were usually poor so that's how the term stuck as a synonym for poor.