Trump was dealing from a position of submitting to the will of Saudi Arabia and Pakistan and whatever dot on the map Emirs he's trying to please.
Afganistan is in Central Asia, and the the closest thing to fuel it produces is opium.
Keystone has never ru through the the US, and that oil was headed from Canada to China.
We buy our oil where we sell it, on the open market. We were and still are Venezuela's biggest customer, for example. Yeah, THAT Venezuela.