Captain of the Earth Alliance war vessel Agammemnon, later reassigned in 2259 as commanding officer of Babylon 5, where he served until 2262. Died at Zha'dum in the year 2260, then again when the remainder of the Vorlon known as Kosh Naranek was forcibly extracted from him-Was returned to life both times by the First One Lorien. Became the president of the Interstellar Alliance in January, 2262.

Simply put,the Jesus of Babylon 5.After being brought back to life on
Zha'dum by Lorien,he won the Shadow War and lead the coup against the evil President Clark.Later went on to become President of theInterstellar Alliance.It should be noted that after his death,he became more and more ruthless,showing character development,unlike in Star Trek.