[Frohickey]

How about we make the Khyber Pass a radioactive bulwark.

Why even do that? Can't we just find a medium sized asteroid and steer it towards Afghanistan?

Or, we can deorbit the Iridium satellite network on top of Afghanistan. ;)

[HAL9000]

Or, we can deorbit the Iridium satellite network on top of Afghanistan. ;)

There would be a certain ironic justice in that, considering that the bin Laden family was a major investor in the Iridium corporation.