1st Major Olympian Civil War

The First Major Olympian Civil War is a civil war that erupted in Olympus in A Hero Was Born: Chapter Twelve. There are currently three sides: Ares' side, Apollo's side, and Posiedon's side. Three battles so far have been fought

Battles

 * Outbreak (first battle)
 * The Battle of the Tunnel of Isis (second battle)
 * "Massacre" at Apollo's Camp (third battle)

Statistics
So far, Posideon's side seems to be winning the war.

Casualties

 * Camp Half-Blood is destroyed and most of the demigods are either killed or captured.
 * Most of Apollo's camp is either captured or killed.
 * Annabeth Chase is a prisoner of Athena and Apollo.
 * The Tunnel of Isis nearly covered in golden blood from battle; security there gets tightened.