The mainland portion of the Empire

Politically the Empire is made up of the following Dominions, Regions, Provinces, and Territories, generally split into the recognized two-fold division of "Mainland" (confusingly including various islands) and "Overseas" (i.e. outside of the known or old world portion of Brun):

"Mainland": County of Actius, The Imperial Territory of Altenia, Barony of Biazzan, Barony of Buhrohur, County of Halathius, County of Hattias, Duchy of Kantrium, The Grand Duchy of Karameikos (ancient Traladara), Duchy of Kerendas, County of Lucinius, Duchy of Machetos, Duchy of Mositius, The Protectorates (Borydos, Carytion, & Sclaras), Duchy of Retebius, The Imperial Territory of Tarsia, Duchy of Tel Akbir, Archduchy of Terentias (for which see the Colony Islands), Duchy of Thyatis, County of Vyalia, and of course The City of Thyatis itself.

"Overseas": Barony of Caerdwicca, County of Furmenglaive, Protectorate of the Hinterlands, The County of Kendach, The Archduchy of Ochalea, The Archduchy of the Pearl Islands, Redstone (aka Saxa Rubra), The Shadow Coast Provinces of Septentriona & Meridiona, Westportage, & the Archduchy of Westrourke

The Thyatian heartland consisting of the entirety of the Duchy of Retebius and the County of Lucinius, the majority of the Duchy of Thyatis, including the City of Thyatis, and parts of the Duchy of Kantrium and the Imperial Territory of Altenia.

Ruler: TT- Emperor Thincol Torion with his vassals, the Duke of Thyatis (ET his son and heir), the Duke of Retebius (CR), and the Count of Lucinius (BP). The Thyatian Senate (TSn) also plays a key role in governance

Key: Alb- Albireus general goods; AnA-; AxM-; BP- Baldassarre Patrizio (Count of Lucinius); CoD-; CR- Callastian Retebius (Duke of Retebius); CTy- Churches of Thyatis (aka the Ecclesia); CVl- Church of Valentia (aka Church of Tarastia)(Theophylact Cerularius); Ebu-; EHD- Enduring Heart of Diulanna (Claudius Valodrakus); ET- Imperial Crown Prince Eusebius Torion (Duke of Thyatis); ESP- Endless Seas of Protius (High Priest Julius Sartorius); FzH- Fhelzor Horstaff (Demonclaw); GWV- Glorious Wings of Vanya (Lord Knight and Grand Master Maximius Colophorius); HCK-; HMS-; IPl- Irene Pallathakis; LH- Linton House of Darokin (Lucius Linton); Lpr-; LR-; MD- Magist Demetrion (Magister Arcanum); MH- Mauntea House of Darokin (Corwyn Mauntea); MMl-; Mrc- Mercantilia (Chuch of the Merchant)(High Priest Trasaricus Theophilus); NLg-; OM- Oran Meditor (Meditor Guild of Minrothad); RCV-; RRA-; SC- Sylvan Cult; Scv- Scaevola Family (Mucius Sergius Scaevola); SDF- Sea of Dawn Fishermen; SDL- Sanctuary of Djaea Lacinia; SH-; SOT- Sacred Order of Thyatis (Rex Sacrorum); StL- Fleet Admiral Satabus Lucasian (Cleisarch of Lucinius); TT- Thincol Torion (Emperor of Thyatis); TTF- Terentias Trading Fleet (Archduke Derentarius); TSn- Thyatian Senate; VHP- Valerias House of Passions (Priestess Helena Daphnotarthius); Vrb-; Xns-

Cities/Castles:

Known Agreements:
AnA, AxM, BP, CR, LR, NLg, StL, & TTF are all vassals of TT
ET is the son, heir, and vassal of TT
CVl, EHD, ESP, GWV, Mrc, & VHP are part of CTy; HCK is alied to CTy.
CVl & GWV is part of SOT
IPl is BP's friend, advisor, and appointed representative in the TSn

Location: Southeastern Brun, in the "Mainland" part of the Thyatian Empire, roughly circum-bounded by Vanya's Girdle, the Sound of Carytion, the Gulf of Kantrium, the Kantridae-Polithius vally's, to the edge of the Altan Tepes Mountains as far west as the upper Trevonian River.
Area:
Population:
Languages: Thyatian (Common dialect)
Coinage: Thyatian Standard
Coat of Arms:
Government: Dominions of the Thyatian Empire. The City of Thyatis is the Capital of the Empire and site of the Thyatian Senate.
Founding Document:
Industries:
Law: The Emperor, the Senate, and the feudal Dominion rulers control the law.
Temples: All of the Thyatian religions, and many foreign religions, are found here.
Immortals: Numerous. The Trias (SOT: Tarastia {CVl}, Solarios, & Valerias {VHP}) is the most ancient Immortals of Thyatis. The Triad (Vanya {GWV}, Tarastia {CVl}, & Asterius {Mrc}) are the most popular. The offical Ecclesia (Asterius {Mrc}, Diulanna {EHD}, Halav, Ilsundal, Khoronus, Korotiku, Odin, Protius {ESP}, Tarastia {CVl}, Thor, Valerias {VHP}, & Vanya {GWV}) groups into the Churches of Thyatis (CTy)
Guilds: Many Merchant organizations, both foreign and domestic, operate here.
Sources: The Imperial Magist, Demetrion, controls many sources. Irene Pallathakis is a trusted friend and advisor of the Count of Lucinius and a leading senator of the Gens Sergia Optimates (faction). Fhelzor Hornstaff maintains the Lighthouse on Demonclaw islet near Nortis.
Other Assets:
Regent, Lieutenants, and other personages: Emperor Thicol Torion. Imperial Crown Prince Eusebius Torion, Duke of Thyatis and Censore. Callastian Retebius, Duke of Retebius. Baldassarre Patrizio, Count of Lucinius. Censore Aemilius Lycandronion. Consules Maldinius Kerendas (also Duke of Kerendas) and Scipio Caeculo. Praetors in this area include Kymon Cubitius (Praetor Urbanus), Song Yun-Wu (Praetor Peregrinus), & Duccio Senese (Praetor Kerendas). Publios Kelophorios & Maria Evergetes are the Aedilies of Thyatis City. Quaestor's in this area include Gaia Ephore (Quaestor Urbanus), Georgos Korrigan (Quaestor Peregrinus), Leonidas Ruggiero (The Duke of Kantrium is the Quaestor for Retebius and Lucinius), and Sir Ascanio de Leonibus (in Altenia). Elected Tribuni from this area includes Appius Glantri of Lucinius. Other elected senators hailing from this area include Scribonio Fratojanni of Lucinius. Thyatian Military leaders of the Imperial High Command include the Chief of the General Staff Imperial Marshal Bellissarian Strategius and Grand Admiral of the Imperial Admiralty First Sea Lord Constantine Lecapenus, who along with the Strategoi, Cleisiarchs, and Eparch of Thyatis City oversee the defensive peacetime military for the Emperor - while the Emperor himself and/or a Consul does so in wartime.
Allies:
Enemies:
Special:

Halathius, Kantrium, Tel Akbir. Previously included Nicostenia.

Alatia
Cania
Halatia
Kant
Messapia
Setla

The County of Vyalia and the part of the Grand Duchy of Karameikos roughly east of the Hillfollow/Shutturga river system as well as western Machetos.

Alba
Castellan
Dymrak
Kelvin
Linde-Haven (I'm not happy with this name)
Marilenev
Penhaligon
Rugalov
Traldar Bay
Vidros
Vologa
Vorloi
Vyalia
Yebedeska
Zagrash

The vast plain is the center of horse rearing for the empire, dominated by the behemoth (in terms of Area) Duchy of Kerendas & parts of the neighboring duchies of Machetos & Thyatis as well as parts of the Imperial Territory of Altenia.

Brixia
Clevsin
Etrusna
Kerendium
Popluna
Tlamon
Trevonia
Tuska
Velathra

(Western Islands of the Sunlit Sea)

Hattias, Mositius, Actius, Borydos, Carytion, Sclaras

Actius
Arduenna
Borydos
Century Hills
Grauenbuch
Hattias
Kartanya
Mosya
Sakhla-Rhas (I'm probably going to rename this one)
Sudenfeld

Biazan, Buhrohur, Tarsia. Previously included Dythestenia.

Buhrohur
Greendale
Tarsia
Tarsus
Tauria

The Grand Duchy of Karameikos west (roughly) of the Hillfollow/Shutturga river

Black Peaks
Cruth Lowlands
Demiatic
Halag
Highforge
Luln
Mirros
Radlebb Plains
Radlebb Woods
Threshold
Wufwode