Template:On this day - June 27

Juan Rodríguez Cabrillo

• 1194 – Death of Sancho VI the Wise, King of Pamplona and Navarre (present-day Spain) (b. 1134).
• 1209 – The Treaty of Valladolid is signed between Kings Alfonso IX of León and Alfonso VIII of Castile, ending the disputes between the two kingdoms.
• 1410 – At Antequera (Nasrid Kingdom of Granada, present-day Spain), the Nasrid troops manage to repel the first assault attempt by the Christian troops, as the ladders turn out to be too short and the defenders set fire to a siege tower.
• 1458 – Death of Alfonso V, also known as the Magnanimous and the Wise, King of Aragon (present-day Spain) (b. 1396).
• 1506 – The Concord of Villafáfila is signed in the town of Villafáfila, by which Ferdinand the Catholic and Philip the Handsome confirm the incapacity of Joanna the Mad to reign because of mental illness.
• 1540 – Death of Antonio de Montesinos, Spanish Dominican missionary and friar (b. 1475).
• 1542 – Juan Rodríguez Cabrillo claims Spanish sovereignty over California.
• 1558 – Caupolicán, Mapuche toqui leader who led the resistance against the Spanish conquistadors in the Kingdom of Chile, is executed.
• 1706 – In Spain, given the turn taken by the War of the Spanish Succession, the transfer of the Court from Madrid to Burgos is announced.
• 1742 – Birth of José de Iturrigaray, Spanish military officer, Viceroy of New Spain from 1803 to 1808 (d. 1815).
• 1748 – Birth of Juan Pablo Vizcardo y Guzmán, Peruvian writer (d. 1798).
• 1806 – In the course of the English Invasions of the Río de la Plata, the city of Buenos Aires is temporarily occupied by British troops.
• 1818 – In Caracas the first issue of the newspaper Correo del Orinoco is printed, founded by Simón Bolívar as the propaganda organ of the Third Republic of Venezuela.
• 1839 – In Buenos Aires (Argentina) the politician Manuel Vicente Maza is murdered, accused of conspiring against the popular Government of Juan Manuel de Rosas.
• 1942 – The Argentine Vito Dumas begins his voyage around the world along the route of the 40th parallel (the Roaring Forties), a feat that took him 401 days of solo sailing.
• 1973 – In Uruguay a coup d'état takes place. The President of the Republic, Juan María Bordaberry, dissolves parliament with the support of the armed forces.
• 1986 – In The Hague (Netherlands), the UN International Court of Justice sentences the United States to pay 17,000 million US dollars to Nicaragua for having financially supported the Contras, which caused 38,000 civilian victims and the destruction of infrastructure.
• 1995 – In Costa Rica the Government closes the railways to increase freight transport by road.
• 1999 – Death of Pedro Ocón de Oro, Spanish creator of puzzles (b. 1932).
• 2002 – In Spain, the Law of Political Parties is approved, to "prevent a political party from attacking the democratic regime of freedoms, justifying racism and xenophobia, or politically supporting violence and the activities of terrorist groups".
• 2009 – The Tower of Hercules in La Coruña (Spain) is declared a World Heritage Site.