The First Battle of The Great Crusade

Zeckthar dictates the very first battle of The Great Crusade named, The First Pacification of Luna. It is here, at the very beginning, that Horus Luprical's legion got its first name, the Luna Wolves. After this battle, the Emperor continued on in his quest to unite humanity under his rule, and exterminate the Xenos of the galaxy, yet one must wonder... was there a Second Pacification of Luna? Tune in to find out!