He is the only one of six Israeli hostages believed still to be alive, proably in Iranian hands.
The terrorists' aim was to take Israeli hostages in return for 100 jailed terrorists.
The four Arab gunmen, granted safe passage to Cairo, released their Israeli hostages, including the ambassador.
He also participated in the rescue of Israeli hostages in Operation Entebbe in 1976.
They knew he'd helped plan the rescue of Israeli hostages in Entebbe, Uganda, in 1976.
The ensuing gun battle on the tarmac left all of the nine Israeli hostages and one German police officer dead.
He was at the Fürstenfeldbruck airbase the night that the failed rescue attempt left all nine remaining Israeli hostages dead.
The Holtzbergs and other Israeli hostages were reportedly tortured by the terrorists.
During a botched rescue attempt, all of the Israeli hostages were killed.
Both the hijackers and the passengers, including 21 Israeli hostages, were eventually freed.