Template:On this day - August 5

Statue of Alfonso XI in Algeciras

• 1199 – Birth of Ferdinand III, King of Castile and of León (present-day Spain) (d. 1252).
• 1498 – On his third voyage to the New World, Christopher Columbus sets foot for the first time on the mainland at the inlet of Yacua, in the northeast of present-day Venezuela.
• 1783 – In the Viceroyalty of the Río de la Plata the subdivision of the Intendancy of Córdoba del Tucumán is created (covering the present-day Argentine provinces of Córdoba, Mendoza, La Rioja, San Juan and San Luis).
• 1903 – The Congress of Colombia rejects the treaty for the construction of the Panama Canal between the United States and its country.
• 1914 – Spain and the United States declare themselves neutral in World War I (1914–1918).
• 1925 – In Spain a judicial edict is published against Miguel de Unamuno.
• 1933 – The Law on Vagrants and Malefactors is promulgated in Spain.
• 1936 – At the start of the Spanish Civil War, the battle of the Victory Convoy takes place between the rebels and the Republican Navy, with victory for the former, who manage to break the blockade of the Strait of Gibraltar and bring troops and war materiel from Africa to the peninsula.
• 1936 – Juan de Borbón (Prince of Asturias) arrives in Spain under the false name of Juan López, to fight alongside the troops rebelling against the Republic, although General Emilio Mola manages to persuade him to leave.
• 1994 – In Buenos Aires, Argentina, Brazil, Paraguay and Uruguay decide to create a free trade zone between MERCOSUR and Bolivia.
• 2009 – The Spanish Wikipedia reaches 500,000 articles.
• 2020 – Death of Blanca Rodríguez de Pérez, First Lady of Venezuela from 1974 to 1979 and from 1989 to 1993 (b. 1926).