Emperor Trajan Decius

Naissus, Roman Empire, c.272 - 337

Roman Empire, 214 - c.275

Gaul, Roman Empire, died 269

Sirmium, Roman Empire, c.232 - 282

Moesia Superior, Roman Empire, c.265 - 325

Sirmium, Roman Empire, 317 - 361

Sirmium, Roman Empire, 214 - 270

Roman Empire, died 284

Roman Empire, c.320 - 350

Roman Gaul, died c.276

Roman Gaul, died c.271