Why Vance quit

Published: May 2, 1980, 2:48 p.m.

Point of principle lay behind resignation of Secretary of State Cyrus Vance following secrecy over hostage rescue attempt. This archive edition of Letter from America was recorded by one of two listeners, who between them taped and labelled over 650 Letter From America programmes from 1973 to 1989. It was restored by the BBC in 2014.