This Day in Ancient History: pridie kalendas maias (opens in new tab)

Floralia (day 4) 65 A.D. — death of Marcus Annaeus Lucanus … a.k.a. Lucan (by one reckoning) 304 A.D. — beginning of Diocletianic persecutions under Galerius 311 A.D. — Edict of Toleration of Galerius 1936 — death of A.E. Housman