October 17, 1860: The first Open golf championship. On this day in 1860, the oldest golf championship in the world, The Open, was first played at Prestwick, Scotland. Only eight golfers took part, and instead of prize money the winner got a red leather belt. The first champion was Willie Park.
1771 π¨ The opera Ascanio in Alba, written by Wolfgang Amadeus Mozart when he was just 15 years old, premiered in Milan, Italy.
1907 π‘ Guglielmo Marconi began the first commercial wireless telegraph service across the Atlantic, sending messages between Ireland and Canada without any cables.
1956 π Mae Jemison was born in Alabama, USA. A doctor and engineer, she became the first African American woman to travel into space, in 1992.