Foreign jihadists in an ungoverned tribal belt kill leaders, recruit locals.
Residents in the northwest signaled their frustration with Islamic parties' poor governance.
Pakistan's president lost his final base of support in Monday's parliamentary election.
The group's reputation has fallen in the Muslim world. But Western recruits who can more easily enter the US are being trained in Pakistan camps, intelligence officials say.
Militants in the country's tribal belt seem to be maneuvering for time and space, analysts say.
US, Pakistan step up efforts to address the militant haven tied to global terror.
Concerns grow over inadequate US military intelligence about Taliban and Al Qaeda militants in Pakistan
One tribal leader vows to raise a force of 600 to help fight an Al Qaeda-linked tribe in Waziristan.