It was on this date in 1803 that Ohio became a state. And it was on this date in 1917 that the public was shown the secret Zimmermann Cable in which Germany proposed a military alliance between Germany and Mexico.
Mark's Almanac for March 1, 2022
![A photograph of the Zimmermann Telegram.](https://npr.brightspotcdn.com/dims4/default/bbc34d1/2147483647/strip/true/crop/800x1013+0+0/resize/880x1114!/quality/90/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2Fe6%2Fc9%2Faebcbfac4c76a59b0c1efadfc5c4%2Fzimmermann-telegram-as-received-by-the-german-ambassador-to-mexico-nara-302025.jpg)
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