Rising prices and a falling stock market have sparked protests in recent weeks, increasing the pressure on a government already facing militancy, political discord.
The heightened political tensions between the two allies in the war on terror has prompted US presidential hopefuls to focus on improving Afghanistan strategy.
They seem to be moving from Iraq to Pakistan and Afghanistan.
Insurgents' ability to breach the post in Kunar Province is seen as a significant escalation in the fight.
Abdul Sattar Edhi and Bilquis Edhi are revered for their work over the last half-century, pulling abandoned babies from the dumps and drains of this Pakistani city.
The attack focuses international pressure on neighboring Pakistan, where many of the militants are said to be based.