VIDEOS:
Wolf 359
The Enterprise D, under the command of now Captain Riker, is on it's way to the Wolf system to join the fight against a Borg cube with a fleet of Federation ships. However when they arrive, the battle is already over and the Federation lost.
Example of:
Great Offscreen War
The Leviathan Attacks
Example of:
Giant Enemy Crab
Beyond The Omega 4 Relay
Example of:
Derelict Graveyard