Treaty of Peace and Amity between Spain and Algiers (1786). Treaty between the King of Spain, Charles III, and the Dey and Regency of Algiers. Signed in Algiers on 14 June 1786 by Dey Muhammad Othman Pasha and the Count of Expilly. Ratified in Madrid by King Charles III on 27 August 1786. Collection of the Treaties of Peace, Alliance, Commerce adjusted by the Crown of Spain with the Foreign Powers (Coleccion de los Tratados de Paz, Alianza, Comercio ajustados por la Corona de Espana con las Potencias Extranjeras). Volume III. Madrid, 1801. Historical Military Library of Barcelona, Catalonia, Spain.