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TIL 2100, 2200 and 2300 will NOT be a leap years, due to the fact that if a year is divisible by 100, but not 400, the year is skipped as a leap year, to counteract that a year is not actually 365.25 days long, but about 365.2422 instead, meaning the rule makes up for 3 days every 400 years.

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9w0ZD TIL in 1874, the Freedman’s Savings Bank, created to help African Americans build wealth, collapsed due to mismanagement and fraud. Over 60,000 Black Americans lost about $3M in savings, devastating trust in financial institutions and crippling Black economic progress many decades.
x69Eg TIL the town of Lincoln, Illinois was named after Abraham Lincoln eight years before he became president. He was the attorney for the Chicago and Mississippi Railroad that led to its founding.
ZbZB TIL that certain medical equipment requires steel produced before the first atomic bomb tests due to atmospheric radiation (usually from ships sunken prior to ww2)
4X98g TIL of the Warren Harding Effect - when we make unconscious assumptions about a person or people and hang on to them even when presented with evidence to the contrary. In the early 1920s, Warren Harding looked so presidential that voters were fooled into thinking he’d make a good president.
eZ84 TIL that it was once customary for Indian women to be burned alive on their husband’s funeral pyre. A British general outlawed it, saying: This … is your custom… But my nation has also a custom. When men burn women alive we hang them"