Sea Base 4 incident

The Sea Base 4 incident was the name given by The Secret Lives of Monsters to the event in which Sea Base 4 was attacked by the Silurians and the Sea Devils in 2084. (TV: Warriors of the Deep, PROSE: The Secret Lives of Monsters)

Aftermath
Shortly after, a Breaking News tweet reported "Minister for Peace says world war is now 'inevitable' following discovery of wrecked Sea Base 'full of corpses'."(PROSE: When It Was Fun)