This email has the "unclassified" date of 2015, but when was it released?

Connected? They didn't give us the date this email was sent but I was trying to find it because then we can find where HRC was that he said, "recent adventures warrant the use of Alice."

https://www.nytimes.com/2016/11/06/opinion/sunday/consider-a-monarchy-america.html

Lanny Davis

Isn't WJC the greatest?