Around this moment

• Roman Empire
• Royalty
• Traditional martyrdom and death in AlexandriaCatherine of Alexandria18 years apart
• Reported attendance at the First Council of NicaeaSaint Nicholas2 years apart
• Eastern provincial tourHelena, mother of Constantine I3 years apart
• Birth at ThagasteAugustine of Hippo31 years apart
• Birth at HatsekatsMesrop Mashtots38 years apart
• Birth in KuchaKumārajīva21 years apart
• Birth at AntiochJohn Chrysostom24 years apart
• Born in AlexandriaHypatia47 years apart
• Final retirement and death at Zethos's estatePlotinus53 years apart
• Siege and assassinationGallienus54 years apart