The blast killed at least 149 people at an election rally last week.
Iranian special forces are facilitating a six-month training programme for the 'brightest and most able' Taliban fighters in exchange for carrying out the bidding of Tehran.
The National Action Plan has made strides in bringing peace to Pakistan, according to a recent study.
The move will lead law enforcement agencies and the public to join efforts in the war on terror, say observers.
The decision resulted from Pakistan's inaction against terror financing.
The public is no longer scared to send children to school or go shopping as it was in the past, residents say.
The Pakistani Taliban is unlikely to survive the power struggle for the top slot, observers say.
Survivors of the 2014 massacre, as well as the relatives of the slain, welcomed the killing of TTP leader Mullah Fazlullah in an air strike in Afghanistan last week.
The dead leader's successor, Umar Rehman, will be unable to unite the already divided Tehreek-e-Taliban Pakistan (TTP), analysts say.
The Taliban are running scared and cannot sleep at night because of an undercover, Afghan government-backed group fighting the militants, local officials and tribal elders say.