The Crown of PolandThe Crown of Poland is the Commonwealth's seat of power and its westernmost part on the European continent. Split into two provinces: Greater and Lesser Poland.
Capitals: Kraków (Royal Capital), Warszawa (Administrative Capital) Read more |
The Duchy of PrussiaThe former Teutonic lands of Ducal Prussia are currently the seat of the Eastern Hanseatic League. Formally annexed into the Commonwealth in 1657.
Capital: Königsberg Read more |
The Grand Duchy of LithuaniaThe Grand Duchy of Lithuania, in a personal union with Poland since 1386, created the Polish-Lithuanian Commonwealth together with Poland following the Union of Lublin in 1569.
Capital: Vilnius Read more |
The Duchy of LivoniaThe Duchy of Livonia, part of the Grand Duchy of Lithuania since 1561, became a separate entity when the Duchy of Courland and Semigalia was officially annexed into the Commonwealth and became part of the Duchy of Livonia.
Capital: Riga Read more |
The Grand Duchy of RutheniaThe historical lands of Kievan Rus, the former Province of Ruthenia was elevated to the status of Grand Duchy in 1657.
Capital: Kiev Read more |
The Duchy of White RutheniaThe historical Principalities of Vitebsk and Smolensk, part of the Grand Duchy of Lithuania since the 14th century, were elevated to the status of Duchy in 1660.
Capital: Smolensk Read more |
The Grand Duchy of MoscowThe Grand Duchy of Moscow, the former heartland of the Tsardom of Russia, was annexed into the Commonwealth in 1618 and elevated to a Grand Duchy within the Commonwealth on the same level as the Grand Duchy of Lithuania.
Capital: Moscow Read more |