-
221
Qin Empire 221 to 206 BC
-
221
Han Empire 221 to 206 BC
-
247
The Partian Empire 247 BC to 224 BC
-
260
Ashoka began promoting Buddhism 260 BC to 250 BC
-
313
Constantine allows Christianity with Edict of Milan
-
320
The Gupta Empire 320 AD to 550 AD
-
321
The Mauryan Empire 321 to 185 BC
-
323
Alexander's Hellenistic Empire 323 BC to 147 BC
-
The Roman Empire 27 BC to 393 AD