[1] After conquering the city of Tetouan in February 1860,[2] the Spanish expeditionary force, led by General Leopoldo O'Donnell (President of the Government and Minister of War), decided to advance towards Tangier.

[5] The peace was signed in Tetouan on April 26, 1860 by the Treaty of Wad-Ras between Spain and Morocco, represented by O'Donnell and Muley el-Abbás (brother of the Sultan).

[6] The Museo del Prado has an oil painting on cardboard measuring 54 by 182 cm, depicting the battle of Wad-Ras, made by Mariano Fortuny,[9] who was commissioned by the Provincial Council of Barcelona to immortalize for posterity the feat of the Spanish army, made up in part of the sons of Barcelona.

[10] The National Art Museum of Catalonia houses the enormous painting La batalla de Tetuán measuring 300 by 972 cm.

[11] The lions of the Congress of Deputies, made of bronze by the Spanish sculptor Ponciano Ponzano, were molded with the cannons captured from the Moroccans in that battle.