Complex sentence: An Australian investigation, the'Joint Task Force on Drug Trafficking', released a report on Nugan Hand in 1983 stating that the bank's Chiang Mai branch participated in the covert sale of an electronic spy ship to Iran and weapons shipments to Angola.
Split into simpler sentences: An Australian investigation, the'Joint Task Force on Drug Trafficking', compiled a report on the Nugan Hand bank in 1983. The Nugan Hand Chiang Mai branch participated in the covert sale of an electronic spy ship to Iran and weapons shipments to Angola.