1340 – The English Fleet destroys the French fleet in the Battle of Sluys (Hundred Years’ War).
1509 – Henry VIII and Catherine of Aragon are crowned King and Queen of England.
1793 – France adopts its first Republican constitution.
1916 – The Battle of the Somme (World War I) begins.
1939 – Siam is renamed Thailand Prime Minister Plaek Pibulsonggram.
1948 – Soviet Unions starts the Berlin Blockade, blocking movement between Soviet-controlled adn Allies-controlled areas.