Here’s a look at some interesting events that took place on this day in history:

1901 – Italian physicist and radio pioneer Guglielmo Marconi succeeds in sending the first radio transmission across the Atlantic Ocean (More info)

1913 – Two years after it was stolen from the Louvre Museum in Paris, Leonardo da Vinci’s masterpiece ‘The Mona Lisa’ is recovered inside Italian waiter Vincenzo Peruggia’s hotel room in Florence (More info)

1941 – Adolf Hitler announces extermination of the Jews at a meeting in the Reich Chancellery (More info)

1989 – Leona Helmsley, nicknamed the “Queen of Mean” by the press, receives a four-year prison sentence and a $7.1 million fine for tax fraud (More info)

2000 – General Motors announces that it will begin phasing out the 103-year-old Oldsmobile brand, the oldest automotive brand in the United States (More info)