States and territories established in the 12th century

Wetzlar () is a city in the state of Hesse, Germany. It is the twelfth largest city in Hesse with currently 55,371 inhabitants at the beginning of 2019 (including second homes). As an important cultural, industrial and commercial centre, the university town is one of the ten regional centres in the state of Hesse. A former free imperial city, it gained much of its fame as the seat of the Imperial Supreme Court (Reichskammergericht) of the Holy Roman Empire. Located 51 kilometres north of Frankfurt, at 8° 30′ E, 50° 34′ N, Wetzlar straddles the river Lahn and is on the German Timber-Frame Road,

Steinfurt (; ) is a city in North Rhine-Westphalia, Germany. It is the capital of the district of Steinfurt. From –1806, it was the capital of the County of Steinfurt.

Waldburg is a town in the district of Ravensburg in Baden-Württemberg in Germany. It is the home of Waldburg Castle, a medieval castle that sits atop the large hill in the town. The castle dates from the twelfth century, when Waldburg was a County of the Holy Roman Empire.

town of Germany

former country in Modern Day Spain and Portugal

state-territorial formation of ethnic Lithuanians, that existed from the 13th century until 1413

county of the Kingdom of Hungary

county of the Kingdom of Hungary

county of the Kingdom of Hungary

historic administrative subdivision of the Kingdom of Croatia-Slavonia

historic administrative subdivision of the Kingdom of Croatia-Slavonia

county of the Kingdom of Hungary

county of the Kingdom of Hungary

former kingdom in present-day Benin

county of the Kingdom of Hungary

county of the Kingdom of Hungary

Csíkszék () was one of the Székely seats in the historical Székely Land.

Neokastra (, "new fortresses", formally θέμα Νεοκάστρων; in Latin sources Neocastri or Neochastron) was a Byzantine province (theme) of the 12th–13th centuries in north-western Asia Minor (modern Turkey).

Hindu dynasty of Bengal

Udvarhelyszék (; formerly called Telegdiszék) was one of the Székely seats in the historical Székely Land.

Marosszék () was one of the seats in the historical Székely Land. It was named after the Maros, a river with the biggest discharge in the seat. The composer Zoltán Kodály wrote the Dances of Marosszék (1927, for piano, later orchestrated) based on the folk music of this region.

medieval monarchy that existed in Darfur (Sudan)

theme of the Byzantine Empire

former state in present day Belarus

The Brokmerland is a landscape and historic territory located in western East Frisia in Germany, comprising the area in and around the present-day communities of Brookmerland and Südbrookmerland. The Brokmerland borders the Harlingerland to its east and the Norderland to its north. The historic Brokmerland is usually written with only one "o". Occasionally it is also spelt "Broekmerland" ("oe" pronounced as a long "o"), while today's communities spell the name with a double "o".