October 8, 3976 - The Siege of XY322098 began in the Orthwell system.
- October 13, 3979 - Princess Lana Da'tanah was coronated, making her the second monarch of the Draconian Union
- October 15, 3945 - Queen-Mother Pal'durath VII fell in a coma without appointing a successor among her children. As a consequence, the Hapan Civil War broke out less than six months later.
- October 20, 3991 - The 2nd Draconian Order, led by Lady Eledri Olanji, thwarted an invasion of the Rifle Worlds region by the Sword Confederacy in the Twelfth Battle of the Knot Holes.
- October 24, 4029 - Leto Chume, former retainer of House James and Regent of the Hapes Consortium, passed away.
- November 2, 702 - The Royal Hapan Space Fleet was transformed in the Royal Hapan Navy.
- November 8, 4028 - The prelude to the Black Sun Crisis began.
- November 23, 3993 - The Eighth Battle of the Keltros Expanse ended with the destruction of the Fist of Ci'hani and the death of its commander, Viscountess Talia Qen.
- December 2, 3970 - Darl Tractia, chief designer of Olanji/Charubah and creator of the Tractia Heavy Cruiser, passed away.