On November 9th:

 1938  Kristallnacht 

Tragically, on November 9th, 1938, a violent anti-Jewish pogrom known as Kristallnacht took place in Nazi Germany. Jewish homes, businesses, and synagogues were destroyed, and numerous Jews were arrested or killed, highlighting the escalating persecution of Jews leading up to the Holocaust.

 1965  The Great Northeast Blackout

A massive power outage struck the northeastern United States and parts of Canada on November 9th, 1965, leaving millions of people without electricity for hours. This event underscored the vulnerabilities of modern infrastructures and led to significant improvements in power grid systems.

 1985   Garry Kasparov Becomes the Youngest World Chess Champion

Soviet chess grandmaster Garry Kasparov became the youngest undisputed World Chess Champion on November 9th, 1985, at the age of 22. His remarkable achievements in the world of chess have left an indelible mark on the game’s history.