That is the real problem, we have been in bed with the two perps because of the Cold War. After the Iron Curtain fell, it really should have been looked at, but can you imagine trying to solve the mess that is Pakistan no matter who is President?
The real problems in the Middle East we can thank the Brits and the French for, the Sykes Picot Agreement really screwed up the boundaries and no President could undo without major bloodshed
Islam really is the problem and I don't know how you solve 1.4 billion adherents to it located across multiple failed states...
Conquering Pakistan and “Saudi Arabia” sounds like a big job, but it wasn’t bigger that Germany and Japan.