Siachen Glacier
When the Indian Army's successful expedition took control of the Siachen Glacier from Pakistan, the ISI's Covert Action Division (CAD) inserted in the region, confirming the intrusion and movement of Indian Army soldiers in 1983. The Army Special Service Group was immediately deployed to engage in the armed battle with the Indian Army at above sea level. Led by Captain Muhammad Iqbal, the only 12-men Army Special Service team had to hiked at the to reach the Indian Army's resting camp. Battle with Indian army ensued and special service group commandos lost the battle and had to retreat to lower heights of Siachen Glacier, giving Indians one of the first victories in Siachen Glacier battle ground