Louis Armstrong recorded the classic 'What a Wonderful World' in 1967 amidst civil rights demonstrations and protests against the Vietnam War.

It was a song written for him. Was it naive or a powerful anthem for peace?

Featuring:

Prof Peter Ling
Laurence Bergreen
Simon Weston
Katie Melua
Troy Andrews
Milan Bertosa

Series exploring famous pieces of music and their emotional appeal.

Producer: Sara Conkey

First broadcast on BBC Radio 4 in October 2008.