the operation saw Self_motion heavy fighting Hostile_encounter between the 1st australian task force ( 1 atf ) and north vietnamese army and viet cong during the wider fighting around long binh and bien hoa .

although the operation was mounted Connect too late to prevent Preventing_or_letting the attacks Attack on saigon , the australians and new zealanders successfully disrupted Hindering the communist lines of communication , limiting Limiting their freedom of manoeuvre to attack Attack the long unk hoa complex , while they were also able to successfully interdict their withdrawal Escaping , causing Causation heavy casualties Catastrophe .