This book, edited by Professors Allan R. Brewer-Carías and León Henrique Cottin, contains the reproduction of the the MEMORIAL ON THE MERITS OF GUYANA (Vol IV (of four), filed before the International Court of Justice, in The Hague, on 8 March 202,2 in the Case:GUYANA v. VENEZUELA. Arbitral Award of 3 October 1899, Case 171, and published by the Academia de Ciencias Políticas y Sociales of Venezuela and the Editorial Jurídica Venezolana, Caracas 2026, 722 pp