ante diem vi kalendas octobres
- 46 B.C. — dedication of the Temple of Venus Genetrix (and associated rites thereafter)
- 303 A.D. — martyrdom of Cosmas and Damian
- 304 A.D. — martyrdom of Cyprian
- 1687 — a Venetian mortar ignites a store of Turkish gunpowder being stored in the Parthenon, causing much damage.