During Pakistan movement Karlal tribe wholeheartedly supported Muslim League. In 1944 elder of Karlal tribe Capt Sardar Muhammad Zain Khan Karlal joined Muslim league with other notables of this tribe.In same year he was nominated as member of All India Muslim League organizing Committee by Quaid -e Azam Mohammad Ali Jinnah.In 1946 elections he was elected as Member NWFP Legislative Assembly from the lone constituency of Abbottabad on All India Muslim League ticket in spite of the strong support of the congress by the more populous tribes of District Hazara. In struggle for Pakistan, Captain Sardar Zain Muhammad khan was able to motivate his entire tribe for cause of the creation of Pakistan. Captain Capt Sardar Zain Muhammad Khan Karlal also had the unique honor of representing entire Hazara District in the historic Delhi All India Muslim Parliamentarians convention held in April 1946 under the chairmanship of Quaid-e-Azam Muhammad Ali Jinnah which finally voted for the partition of India and creation of Pakistan. 