Template:On this day - February 28

Juan de la Cosa

• 380 – In Zaragoza (present-day Spain), the Council of Caesaraugusta condemns Priscillianism for the first time.
• 1462 – Birth of Juana la Beltraneja, daughter of Henry IV of Castile and queen consort of Portugal (d. 1530).
• 1465 – In the Anoia district (present-day Spain), the Battle of Calaf takes place, ending with victory for the royalist side of John II of Aragon and the flight of Peter of Portugal.
• 1510 – Death of Juan de la Cosa, Spanish navigator and cartographer, known for having taken part in seven of the first voyages to America and for having drawn the oldest surviving world map showing the American continent (b. 1451–1460).
• 1443 – In Naples (present-day Italy), Alfonso V of Aragon convenes the Estates General, at which he has Ferdinand I of Naples recognized as his successor.
• 1482 – In Spain, the Marquis of Cádiz, Rodrigo Ponce de León y Núñez, conquers the stronghold of Alhama de Granada for the Kingdom of Castile during the Granada War.
• 1525 – In New Spain (present-day Mexico), Hernán Cortés has Cuauhtémoc, the last Aztec emperor, executed.
• 1571 – In Spain, Philip II decrees the organization of the Spanish army.
• 1574 – The first auto-da-fé is held in Mexico City.
• 1613 – Death of Lupercio Leonardo de Argensola, Spanish poet and chronicler (b. 1559).
• 1707 – In Spain, King Philip V of Spain issues a Royal Decree incorporating into the Crown the property confiscated from the Moriscos of Granada.
• 1788 – In the Province of Barinas (present-day Venezuela), the village of San Fernando de Apure is founded.
• 1792 – The Count of Aranda is appointed First Minister of the Cabinet of Charles IV, replacing the Count of Floridablanca.
• 1814 – The army of Simón Bolívar defeats the Spanish forces of José Tomás Boves at the First Battle of San Mateo.
• 1844 – The play Don Juan Tenorio, by José Zorrilla, premieres at the Teatro de la Cruz (Madrid).
• 1847 – The Battle of Sacramento is fought between the forces of the United States and the Second Federal Republic (Mexico), during the Mexican–American War, with a decisive American victory.
• 1854 – In the village of Amotape (in the far north of Peru), the Venezuelan educator Simón Rodríguez, who had been the teacher of Simón Bolívar, dies in exile.
• 1980 – In Spain, the access of Andalusia to autonomy through the procedure of article 151 of the Spanish Constitution is approved by referendum, for which Andalusia Day is celebrated every year.
• 2002 – In Spain, the peseta (Spanish currency) ceases to be legal tender.
• 2014 – The University of Guadalajara, founded as the Royal University of Guadalajara in 1792, receives the title of "Benemérita" from the congress of the State of Jalisco (Mexico).