As we look forward to the upcoming total solar eclipse over North America, AirSpace is looking back in time to a much much older eclipse. In 1142 a total solar eclipse with much the same path as the one coming up April 8. It was also the sign in the sky the Seneca needed to join the Haudenosaunee Confederacy, a representative democracy that would govern six tribes below Lakes Erie and Ontario. Before a 1997 journal article, Western Historians insisted the eclipse that decided the Seneca happened much later in the 15th or 16th century. We talk to one of the authors of the paper about the tradition, evidence, and astronomy behind the more accurate date.

Thanks to our guest in this episode:

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