943
Or we could do metric time
(files.catbox.moe)
A place for majestic STEMLORD peacocking, as well as memes about the realities of working in a lab.
Rules
This is a science community. We use the Dawkins definition of meme.
All covered in the link. The addition of January and February and later moving the new year from March to January is the reason Sept-Dec are no longer the seventh-tenth months. Not July and August, which were renamings, not additions.
Edit: I suppose my first comment should have specified early Romans. The way I wrote it could be read as all those changes happening after the Romans.