What is Marcian?
{{use dmy dates|date=December 2019}}{{Infobox royalty|name=Marcian|birth_place=[[Thrace]] or [[Illyria]]|dynasty=[[Theodosian dynasty]]|full name=Marcianus|issue=[[Marcia Euphemia]]|spouse=[[Pulcheria]] (450–453)|burial_place=[[Church of the Holy Apostles]], Constantinople|death_place=[[Constantinople]]|death_date=26 January 457 (aged 65)|birth_date={{circa}} 392|image=Marcian.jpg|birth_name=|reg-type=[[Western Roman Empire|Western]]<br />emperors|regent=[[Valentinian III]] (450–455)<br />[[Petronius Maximus]] (455)<br />[[Avitus]] (455–456)|successor=[[Leo I (emperor)|Leo&nbsp;I]]|predecessor=[[Theodosius II]]|reign=25 August 450 – {{nowr|26 January 457}}|succession=[[Roman emperor]] in the [[Byzantine Empire|East]]|caption=''[[Solidus (coin)|Solidus]]'' of Marcian|alt=Gold coin depicting Marcian|image_size=250px|religion=[[Chalcedonian Christianity]]|regnal name=[[Latin]]: Imperator Caesar Flavius Marcianus Augustus <br/> [[Medieval Greek|Greek]]: Αὐτοκράτωρ καῖσαρ Φλάβιος Μαρκιανός αὐγουστος}} '''Marcian''' ({{IPAc-en|ˈ|m|ɑr|ʃ|ən}}; {{lang-la|Marcianus|link=no}}; {{lang-grc-gre|Μαρκιανός|Markianós|link=no}}; {{circa}} 392 – 26 January 457){{sfn|Jones|Martindale|Morris|1980|p=715}} was [[Roman emperor]] in the east of the [[Roman Empire]] from 450 to 457 [[AD]].<ref>Bauer, Susan Wise 2010. The history of the medieval world: from the conversion of Constantine to the first Crusade. New York: W.W. Norton. ISBN 978-0-3930-5975-5.</ref> He was a soldier who worked for the [[general]]<nowiki/>s [[Ardabur (consul 427)|Ardabur]] and his son [[Aspar]] for fifteen years. When the emperor [[Theodosius II]] died on 28 July 450, Marcian was made a [[candidate]] to be emperor by Aspar. Aspar had power because he controlled the [[Roman army]]. After a month of [[negotiation]], [[Pulcheria]], Theodosius' sister, agreed to marry Marcian. [[Zeno (emperor)|Zeno]], a man with almost as much power as Aspar, may have been part of these negotiations. Zeno got the high [[title]] of {{lang|la|[[Patrician (ancient Rome)#Late Roman a