Chalmers Johnson told these stories in his "Blowback" books, as a former Cold Warrior from whose eyes the scales had fallen. Reagan used up Afghanistan and Pakistan in his jihad against Communism. If he had just left them alone, like Afghanistan would have been today sort of like Uzbekistan. It isn't paradise but it isn't the perpetual basket case American Afghanistan has become. And perhaps Pakistan could have evolved as India has.
Instead, the curse of guns has spread both here and there.
Bonus video:
'It was going to happen eventually' says student on Texas shooting -- Daily Mail
(Note: You can view every article as one long page if you sign up as an Advocate Member, or higher).