ante diem viii idus apriles
- ludi Megalesia (day 3)
- 648 B.C. — solar eclipse possibly referred to in a fragment of a poem by Archilochus (Zeus, the father of the Olympic Gods, turned mid-day into night, hiding the light of the dazzling Sun; and sore fear came upon men.)
- 46 B.C. — Julius Caesar defeats supporters of Pompey at Thapsus