Half a trillion !!! in aid to 22 African nations and it didn't do a damn thing to get them out of the poverty trap. Maybe the metaphor is bad. Poverty isn't a wall to be clambered over with a little boost from your friends. Consider instead that there is a link between bad government and poverty. Bad government makes poverty. Once you consider the possibility, examples spring to mind.
I've got a little list.
When does the bombing start?