1543 Nicolaus Copernicus published proof of a sun-centered solar system
1798 Believing that a French invasion of Ireland was imminent, Irish nationalists rose up against the British occupation
1822 At the Battle of Pichincha, Simon Bolivar secured independence of the Quito
1844 Samuel F.B. Morse formally opened America's first telegraph line. The first message was sent from Washington, DC, to Baltimore, MD. The message was "What hath God wrought?"
1930 Amy Johnson became the first woman to fly from England to Australia
1976 Britain and France opened trans-Atlantic Concorde service to Washington
1993 The Ethiopian province of Eritrea declared itself an independent nation
2001 Temba Tsheri, 15, became the youngest person to reach the summit of Mount Everest