"They tried to use the hurricane as an opportunity to get the U.S. to rebuild their dilapidated infrastructure."
Seriously - they were just sitting there HOPING for a major natural disaster to strike, and they had plans in effect to sock it to the U.S. Treasury and the rest of their fellow U.S. citizens as soon as something terrible happened.  

Your "tough love" is mealy-mouthed double-speak for hatred, plain and simple.  Your solution is to leave fellow CITIZENS of our country to live in squalor and in the dark, drinking putrid water until they "learn their lesson".  It's only been THREE WEEKS since the hurricane!  I suspect you'd be singing a different tune if the population there was lily white and the predominate language wasn't Spanish ...