Sukhdev Singh Sukha was a Sikh, and member of the Khalistan Commando Force, a Sikh militant group and one of the assassins of Arun Vaidya, the Chief of Indian army at the time of Operation Blue Star to flush out heavily armed Anti government Sikh militants hiding inside Golden Temple complex. He was responsible for three high-profile killings; Arjan Dass, Lalit Maken and Gen. Vaidya. He along with other extremist members of Khalistan Commando Force (including its chief General Labh Singh) was involved in the bank robbery in Miller Gunj branch (in Ludhiana) of the Punjab National Bank in which more than Rs 57.0 million were looted.