Spirit of Amical Cabral's courageous struggle for fredom should be applied to Africa's current challenges, says Secretary-General : [message, to the International Symposium on the 18th birthday of Amilcar Cabral. Praia, Cape Verde, 9 September 2004] / [on behalf of the Secretary-General by the Director of the United Nations Office in West Africa, and Deputy to the Special Representative of the Secretary-General for West Africa]