But from the time Comey wrote it until it was declassified, the entirety of the memo was deemed to be classified under the intelligence community’s rules, even if it did not have the proper markings. “Information assigned a level of classification under this or predecessor orders shall be considered as classified … despite the omission of other required markings,” the executive order governing classification states.
Should Comey have known Memo 2 was classified even if he didn’t mark it so?
Yes, according to the executive order that President Obama signed in 2010, which governed Comey’s actions in 2017. I