: Early in the season (Episode 6, "Into the Fire"), John Sheridan brings the Vorlons and the Shadows into a final confrontation at Coriana VI. He forces them to realize that the "younger races" are done with their proxy war, prompting the ancient races to leave the galaxy forever.
: Creator J. Michael Straczynski (JMS) believed the show would be cancelled after the fourth season because its network, PTEN, was folding. To ensure the story was finished, he compressed approximately two seasons of plot into one. Babylon 5 - Season 4
: On Centauri Prime, Londo Mollari and G'Kar form an unlikely alliance to assassinate the mad Emperor Cartagia . In exchange for G'Kar's help, Londo secures the liberation of the Narn homeworld. : Early in the season (Episode 6, "Into