April 15

Today in History
• 1450 - French defeat English at Battle of Formigny in 100 Years' War
• 1581 - Cortes van Thomar accepts Philip II as king of Portugal
• 1632 - Swedish and Saxon army beat Earl Tilly
• 1689 - French king Louis XIV declares war on Spain
• 1738 - Bottle opener invented
• 1755 - Samuel Johnson's "A Dictionary of the English Language" published in London
• 1784 - 1st balloon flight in Ireland
• 1817 - 1st American school for the deaf opens in Hartford, Connecticut


Holidays - Traditional and Obscure
• Father Damien Day
• Jackie Robinson Day
• National Griper's Day
• National Rubber Eraser Day
• One Boston Day
• Slow Art Day
• Titanic Remembrance Day
• World Art Day

Birthdays
• 1452 - Leonardo da Vinci, Italy, painter/sculptor/scientist/visionary
• 1469 - Nanak, 1st guru of Sikhs
• 1646 - 1646 Christian V, King of Denmark and Norway
• 1684 - Catherine I, empress of Russia, 1725-27
• 1707 - Leonhard Euler, Bassle Sweden, mathematician, Euler's Constant
• 1741 - Charles Willson Peale, U.S., portrait painter and inventor, George Washington
• 1793 - Friedrich Struve, Germany, founded dynasty of astronomers
• 1841 - 1841 Joseph E. Seagram, Canadian distillery founder (Seagram Distilleries)