Follow us twitter: Twitter.com/PakArmyChannel Documentary on SSG - Pakistan Army. The Special Service Group (SSG) is a special operations military unit of Pakistan Army mandated with six primary missions: unconventional warfare, foreign internal defense, special reconnaissance, direct action, hostage rescue, and counter-terrorism. The SSG is an independent commando division of Pakistan Army. The standards maintained in various courses are very high which results into major dropouts at various st