I warn that some of the content in following links may surprise you; Nicaragua just so happens to be one of the clearest open and shut cases of American imperialism. Consider yourself warned.
Here is some info:
http://www.zmag.org/chomsky/sam/sam-2-03.html
http://www.democracynow.org/article....e=thread&tid=5
Excellent talk (with a little about Nicaragua) here:
http://mitworld.mit.edu/video/98/
Transcript here:
http://www.counterpunch.org/chomskyterror.html
More sources:
http://tinyurl.com/2nvnf
http://tinyurl.com/3emym
http://tinyurl.com/23to4