Mumbai, Aug 03 (ANI): The trailer of JP Dutta's much awaited war drama 'Paltan' launched on Thursday. Director JP Dutta, among movie casts Arjun Rampal, Gurmeet Choudhary, Sonu Sood, Harshvardhan Rane, Siddhant Kapoor, Dipika Kakar, Monica Gill and Sonal Chauhan were present at the trailer launch. 'Paltan' is based on the 1967 Nathu La military clash that took place along the Sikkim border. The film portrays an untold story of the Indian forces facing an intense battle to thwart a Chinese infiltration. The national-award-winning director JP Dutta had earlier directed war films like 'Border', 'LOC Kargil', and 'Refugee' among others. 'Paltan' is slated to hit the silver screen on September 7.