On this day: April 10

Published On: Apr 08 2013 10:21:02 AM CDT   Updated On: Apr 10 2016 01:00:00 AM CDT

The first Arbor Day is celebrated, the Titanic sets sail, "The Great Gatsby" is published, Paul McCartney quits The Beatles, and the U.S. and China engage in "ping-pong diplomacy," all on this day.

OTD April 10 - Vrba and Wetzler
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Public domain

1944: Rudolf Vrba (left) and Alfred Wetzler (right) escape from the Auschwitz concentration camp in German-occupied Poland during the World War II. Upon reaching Slovakia two weeks later, they provided Jewish officials with 40 pages of information detailing the mass murder that was taking place at the hands of the Nazis.

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