"The debacle of East Pakistan (now Bangladesh), which led to the breakup of our country, left me with a strong conviction that military operations are never a solution to any problem, least of all one involving one's own people," said the chief of Pakistan Tehrik-e-Insaf.
"The APC (all-parties conference) provides the legitimacy for a holistic approach, beginning with a structured dialogue. Military action and war are always the last resort option," he wrote in the News International daily.
"Be it the UK with the IRA, the Sri Lankan government with the LTTE, The Philippines with the Moros, India's Andhra Pradesh Government with the Naxalites, to name just a few cases. Even the US had to hold talks with the Viet Cong and now with the Taliban," he wrote.
Khan said former military ruler Pervez Musharraf had misled the nation about his commitments to the US on behalf of Pakistan.
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"Through a series of lies, we saw an 'invasion' of all manner of US personnel being given freedom of action within our country, with no control or accountability, and renditions of Pakistanis and others - some landing in Guantanamo, others simply disappearing," he added.
Imran, who party rules the Khyber Pakhtunkhwa province where three attacks killed over 100 people last month, said Pakistan further into an abyss of terrorism alongside drone attacks and military operations as we fell in line with the US militarist approach to the US 'war on terror'.
He added structuring the talks prevents sabotage of the process. "This will also show our sincerity to the tribal people who have the greatest stake in peace today and they can help in isolating the hard core militants.