Present in 1444
-Skewbald Horde SKW
-Rapa Nui RNU

Not Present in 1444
-Scythia SCY (includes an entire all new mission tree)
-Assyria ASR
-Keeme (Coptic Egypt) KMJ
-Cilicia CLC
-Ossetia OSS
-Ravensburg (re-added as a releasable) RVB
-Maryland MRL
-New England NEN
-Acadia ACD
-Metis MTC
-Westphalia WSF (Napoleonic Westphalia (WES) is a different nation)
-Khalji KHJ
-Qashqai QSQ
-Ezidxan EZI
-Semnan SEM
-Tajikistan TAJ
-Pamiristan PAM
-Parthia PRT
-Sogdia SOG
-Bactria BAC
-Chorasmia (KHW)
-Dehestan (DEH)
-Apsakastan (APS)
-Amyrgia (AMR)
-Kasgar (KSG)
-Hvatana (Hotan) (HVT)
-Kushana (KSN)
-Agnistan (Tocharia) (TKH)
-Kusi (KUS)
-Arshi (ARS)
-Bharuka (BHR)
-Krorayina (KRO)
-Kumuda (KMD)
-Gushi (GHS)