Roman emperor from
AD 98. He conquered Dacia (Romania) in 10107 and much of
Parthia in 11317, bringing the empire to its greatest extent.
Born in Seville, Spain, he was adopted as heir by the Roman emperor
Nerva, whom he succeeded in
AD 98. He was a just and conscientious ruler, earning the title Optimus Princeps, the best of emperors.
Trajan's Column, erected in the Forum he constructed, commemorates his Dacian victories.
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