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According to the publisher of various works by Che Guevara, the
Havana-based Che Guevara Studies Center "is headed by Aleida March,
Che's widow, and holds all rights to the works and estate of Che
"Che Book Rights Deal in Italy" (28/02/2005)
Aleida Guevara March explained that "an important part of the Center's
work will be to ensure Che's name and image cease to be used for
unauthorized commercial purposes."
"Che Guevara Studies Center"
The site for the Center (Centro de Estudios Che Guevara) is at:
As noted, this answer is not legal advice. It is conceivable that
someone else could claim the rights to the audio (or text or video) of
a speech, such as the entity that recorded it or the forum for the
speech. In the case you cited, perhaps the United Nations could claim
a right. The general copyright notice for the UN website provides the
following contact information, which might be helpful in this
Search strategy --
Searched on Google for various combinations of these terms:
"che guevara studies center"
"centro de estudios che guevara"