He was the last hostage, but no one in the outside world knew he'd been taken, or by whom. He was last seen in Rome, but his broken body was found in Beruit. He'd been on a mission so explosive that only the President of the United States and his personal security co-ordinator knew of it.
Used availability for George Brown's The Envoy
July 1995 : UK Hardback
August 1996 : UK Paperback
September 2012 : Canada, UK Kindle edition