 Britain also flooded the mujaheddin with hundreds of thousands of old British army small arms, mostly Lee Enfield rifles, some of which were purchased from old Indian Army stocks.They also included limpet mines which proved the most successful, destroying barges on the Soviet side of the Amu River.In 1983 the Special Air Service were sent in to Pakistan and worked alongside their SSG, whose commandos guided guerrilla operations in Afghanistan in the hope officers could impart their learned expertise directly to the Afghans.