<Table> <Tr> <Td_colspan="3"> Roman Empire </Td> </Tr> <Tr> <Td_colspan="3"> <Ul> <Li> Senatus Populusque Romanus (Latin) </Li> <Li> Imperium Romanum (Latin) </Li> <Li> Βασιλεία Ῥωμαίων (Ancient Greek) Basileía Rhōmaíōn </Li> </Ul> </Td> </Tr> <Tr> <Td_colspan="3"> <Table> <Tr> <Td> </Td> <Td> 27 BC--395 AD 395--476 (Western) 395--1453 (Eastern) </Td> <Td> </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td_colspan="3"> Aureus of Augustus Vexilloid </Td> </Tr> <Tr> <Td_colspan="3"> The Roman Empire in AD 117, at its greatest extent at the time of Trajan's death (with its vassals in pink). </Td> </Tr> <Tr> <Td_colspan="2"> Capital </Td> <Td> Rome (27 BC--286 AD) Mediolanum (286--402, Western) Ravenna (402--476, Western) Nicomedia (286--330, Eastern) Constantinople (330--1453, Whole) </Td> </Tr> <Tr> <Td_colspan="2"> Languages </Td> <Td> <Ul> <Li> Latin (official until 610) </Li> <Li> Greek (official after 610) </Li> <Li> Regional / local languages </Li> </Ul> </Td> </Tr> <Tr> <Td_colspan="2"> Religion </Td> <Td> <Ul> <Li> Imperial cult - driven polytheism (Before AD 380) </Li> <Li> Nicene Christianity (From AD 380) </Li> </Ul> </Td> </Tr> <Tr> <Td_colspan="2"> Government </Td> <Td> Mixed, functionally absolute monarchy </Td> </Tr> <Tr> <Td_colspan="2"> Emperor </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> 27 BC--AD 14 </Td> <Td> Augustus (first) </Td> </Tr> <Tr> <Td> </Td> <Td> 98--117 </Td> <Td> Trajan </Td> </Tr> <Tr> <Td> </Td> <Td> 284--305 </Td> <Td> Diocletian </Td> </Tr> <Tr> <Td> </Td> <Td> 306--337 </Td> <Td> Constantine I </Td> </Tr> <Tr> <Td> </Td> <Td> 379--395 </Td> <Td> Theodosius I </Td> </Tr> <Tr> <Td> </Td> <Td> 474--480 </Td> <Td> Julius Nepos </Td> </Tr> <Tr> <Td> </Td> <Td> 527--565 </Td> <Td> Justinian I </Td> </Tr> <Tr> <Td> </Td> <Td> 976--1025 </Td> <Td> Basil II </Td> </Tr> <Tr> <Td> </Td> <Td> 1449--1453 </Td> <Td> Constantine XI </Td> </Tr> <Tr> <Td_colspan="2"> Legislature </Td> <Td> Senate </Td> </Tr> <Tr> <Td_colspan="2"> Historical era </Td> <Td> Classical era to Late Middle Ages </Td> </Tr> <Tr> <Td> </Td> <Td> Final War of the Roman Republic </Td> <Td> 32--30 BC </Td> </Tr> <Tr> <Td> </Td> <Td> Empire established </Td> <Td> 30--2 BC </Td> </Tr> <Tr> <Td> </Td> <Td> Constantinople becomes capital </Td> <Td> 330 </Td> </Tr> <Tr> <Td> </Td> <Td> Final East - West divide </Td> <Td> 395 </Td> </Tr> <Tr> <Td> </Td> <Td> Fall of the Western Roman Empire </Td> <Td> 476 </Td> </Tr> <Tr> <Td> </Td> <Td> Fourth Crusade </Td> <Td> 1202--1204 </Td> </Tr> <Tr> <Td> </Td> <Td> Reconquest of Constantinople </Td> <Td> 1261 </Td> </Tr> <Tr> <Td> </Td> <Td> Fall of Constantinople </Td> <Td> 29 May 1453 </Td> </Tr> <Tr> <Td> </Td> <Td> Fall of Trebizond </Td> <Td> 15 August 1461 </Td> </Tr> <Tr> <Td_colspan="3"> Area </Td> </Tr> <Tr> <Td> </Td> <Td> 25 BC </Td> <Td> 2,750,000 km (1,060,000 sq mi) </Td> </Tr> <Tr> <Td> </Td> <Td> AD 117 </Td> <Td> 5,000,000 km (1,900,000 sq mi) </Td> </Tr> <Tr> <Td> </Td> <Td> AD 390 </Td> <Td> 4,400,000 km (1,700,000 sq mi) </Td> </Tr> <Tr> <Td_colspan="3"> Population </Td> </Tr> <Tr> <Td> </Td> <Td> 25 BC est . </Td> <Td> 56,800,000 </Td> </Tr> <Tr> <Td_colspan="2"> Density </Td> <Td> 21 / km (53 / sq mi) </Td> </Tr> <Tr> <Td_colspan="2"> Currency </Td> <Td> Sestertius, Aureus, Solidus, Nomisma </Td> </Tr> <Tr> <Td_colspan="3"> <Table> <Tr> <Td> Preceded by </Td> <Td> Succeeded by </Td> </Tr> <Tr> <Td> <Table> <Tr> <Td> </Td> <Td> Roman Republic </Td> </Tr> </Table> </Td> <Td> <Table> <Tr> <Td> Western Roman Empire </Td> <Td> </Td> </Tr> <Tr> <Td> Eastern Roman Empire </Td> <Td> </Td> </Tr> </Table> </Td> </Tr> </Table> </Td> </Tr> </Table> <Tr> <Td_colspan="3"> Roman Empire </Td> </Tr>

When did the roman empire start and end
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