ante diem xv kalendas sextilias

Mercatus

477 B.C. -- 300 members of the gens Fabia die in the battle of the Cremera

390 (or 387) B.C. -- Gauls defeat the Romans at Allia

64 A.D. -- the Great Fire of Rome begins

69 A.D. -- Vitellius is given the titles of Augustus and pontifex maximus

1374 -- death of Petrarch