charge of the records. AD 311 (about): Mormon is born. AD 321: Ammaron hides the records. Mormon and Moroni Between AD 321 and 328 (Mormon's Youth) AD 321 (about): Ammaron visits Mormon and instructs him on the location of the sacred engravings. AD 322: Mormon is carried into the land southward to the land of Zarahemla by his father. AD 326: Mormon is visited by the Lord at the age of fifteen, "and taste[s] and [knows] of the goodness of Jesus" (). AD 327-28: Mormon becomes head of the Nephite armies and leads them in battle against the Lamanites. Between AD 328 and 350 AD 331: Mormon and his army of 42,000 defeats the Lamanite king, Aaron, and his army of 44,000. AD 335 (about): Mormon goes to the hill called Shim in the land Antum, takes the plates of Nephi, and begins his abridgment of the records. AD 345: Nephites retreat to the land of Jashon, but are driven forth again northward to the land of Shem. AD 346: A Nephite army of 30,000 beats a Lamanite army of 50,000. AD 350: The Nephites make a treaty with the Lamanites and the Gadianton Robbers, giving the Nephites the land northward up "to the narrow passage which led into the land southward", and giving the Lamanites the land southward (). Between AD 350 and 360 No battles fought between the Nephites and the Lamanites Between AD 360 and 385 AD 360: Lamanites again come to battle the Nephites. AD 362: Nephites beat the Lamanites in battle and begin to boast in their own strength and "swear before the heavens that they would avenge themselves of the blood of their brethren who had been slain by their enemies" (). Mormon "utterly refuse[s]...to be a commander and a leader" to the Nephites (). AD 363: Nephite armies attack the Lamanites and are beaten back. Lamanites take the city of Desolation. AD 364-66: Lamanites attack the city of Teancum, but are driven back. Nephites retake the city of Desolation. AD 367: Mormon describes "the horrible scene of the blood and carnage which was among the people, both of the Nephites and of the Lamanites" (). Lamanites take the city of Desolation back driving the Nephites before them, next attacking the city of Teancum and taking many women and children prisoners to offer up as sacrifices to their idol gods. Nephites drive the Lamanites