Why do the massacres make the younger members of the Pemuda Pancasila boastful ?
When Suharto overthrew Sukarno , the President of Indonesia , following the failed coup of the 30 September Movement in 1965 , the gangsters Anwar Congo and Adi Zulkadry in Medan ( North Sumatra ) were promoted from selling black market movie theatre tickets to leading the most notorious death squad in North Sumatra .