Centuries: 2nd century - 3rd century - 4th century

Decades: 190s 200s 210s 220s 230s - 240s - 250s 260s 270s 280s 290s

Years: 244 245 246 247 248 - 249 - 250 251 252 253 254

Table of contents

1 Events 2 Births 3 Deaths

Events

• Trajan Decius becomes Roman emperor.

• Sima Lun, usurper of the Jin Dynasty in China (possible date)