"Flavius Constantius"@en . . "Constantius Iii"@en . "0421Z"^^ . "Western Roman Emperor" . . "Western Roman Empire"@en . "Constantius III"@en . "Constantius (Latin: Flavius Constantius Augustus) (died 2 September 421), commonly known as Constantius III, was Western Roman Emperor for seven months in 421. A prominent general and politician, he was the power behind the throne for much of the 410s, and in 421 briefly became co-emperor of the Western Empire with Honorius."@en . "0421Z"^^ . "Emperorof the"@en . . . . "0421-09-02Z"^^ . "0421Z"^^ . .