ante diem xviii kalendas maias

• ludi Cereri continue (day 3) — games in honour of the grain goddess Ceres, instituted by/before 202 B.C.

• 69 A.D. — first battle at Bedriacum; the forces of emperor wannabe Vitellius eventually would defeat the forces of emperor wannabe Otho

• 73 A.D. — mass suicide at Masada (?)

• 195 A.D. — Julia Domna, wife of the emperor Septimius Severus, is given the title mater castrorum (“mother of the camp”)