Moral obligation, yes. Read your bible.No, you may decide that it is your obligation, and that is fine.
You said our obligation....
I am may choose to wish to assist, but I do not need to be told what others decide my obligation is.
So be it-- if you had your way you would let the AIDS victims die. Ya happy now? We are the wealthiest nation in the world. Sheesh, share, you can't take it with ya in your coffin. And you are wrong--it is everyone'e responsibility--you just choose not to accept it.