Question

________ is the fuel that keeps the countryside of afghanistan unstable and largely out of the reach of the elected government.

Answer 1

Opium is the fuel that keeps the countryside of Afghanistan unstable and largely out of the reach of the elected government.
Those warlords who control the area make money with heroin produced by the opium and then that money is used to prepare and facilitate the militia causing the instability and other issues.

Answer 2

The correct answer is "Opium"