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TIL The United States does not have an official language

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via reddit.com

x6PNw TIL that Diet Soda began with the 1949 launch of La Casera in Madrid, Spain, using cyclamate. In 1969, an experiment at UW-Madison found that a cyclamate combination caused bladder cancer in laboratory rats, and was accepted by consumers and doctors as a cause of cancer in humans.
k4EE TIL that German Stalingrad veterans would often break their infantry assault badges as an indication that earning the assault badge in Stalingrad was a different level of achievement than earning it somewhere else
NXEOP TIL there are about 20 quadrillion ants on earth. Their total biomass outweighs that of mammals and birds, combined.
AP4n TIL there was a proposed amendment in 1916 that put every act of war to a national vote, and every person that voted yes had to register for volunteer service in the army.
NA0P TIL up until 1974, banks could refuse to issue a credit card to a woman unless she was married and her husband co-signed for the card. A divorced woman was considered too much of a risk because she “couldn’t keep a marriage under control.”