Around this moment

• Roman Empire
• Royalty
• Traditional martyrdom and death in AlexandriaCatherine of Alexandria15 years apart
• Residence at the Palatium SessorianumHelena, mother of Constantine I3 years apart
• Reported attendance at the First Council of NicaeaSaint Nicholas4 years apart
• Birth at ThagasteAugustine of Hippo34 years apart
• Birth in KuchaKumārajīva23 years apart
• Birth at AntiochJohn Chrysostom26 years apart
• Siege and assassinationGallienus51 years apart
• Born in AlexandriaHypatia49 years apart
• Final retirement and death at Zethos's estatePlotinus50 years apart
• Birth at HatsekatsMesrop Mashtots40 years apart