Star Trek: Deep Space Nine Season 5 Episode 26
With the continuing battalions of Jem’Hadar entering the Alpha Quadrant in preparation for war, Sisko decides to mine the wormhole to prevent further troop movement. This provokes a confrontation between the Dominion and the Federation, forcing Sisko to abandon DS9.
Serie: Star Trek: Deep Space Nine
Episode Title: Call to Arms
Air Date: 1997-06-16