Ah, yes Kosh Vader as the crew called him.
G'kar simply offered the humans weapons during the war. The Narn weren't invovled at that point, as I recall. Ambassador Londo of the Centauri simply told the Human (I forget which) that they should not "wake the dragon" with their blundering around.
Do I count as obsessive yet?
"Whom do you serve?"
"The Truth"
"What is the truth?"
"That we are one people, with one voice"
"Will you follow me into fire, will you follow me into dartkness, will you follow me into death?"
"Yes"
"Then follow"
- Dukhat & Delenn, In the Beginning