The opposition is show through lust
By "Central America" I take it, you refer to the Central American countries, such as Guatemala and Nicaragua?
The problem there is that this not a very stable region, so there is a great risk involved. This is due to the goverments's corruption, civil wars (not at the moment, but not so long ago) and due to its being on the route of drug smuggling to the US.
Question 1 is repressive
Question 2 to mean that people are the same in every possible way
Question 3 im not sure really but I believe it’s they stop the television broadcast
Question 4 inform the reader about government handicaps in other societies
Question 5 being equal is ideal,but a difficult state to attain
It shows how the father figure in the poem feels and how he looks and how he is deteriorating slowly and dripping away like the sand in the hourglass