1150s establishments in the Holy Roman Empire

' or ' is the capital of the Swiss canton of Fribourg and district of La Sarine. Located on both sides of the river Saane/Sarine, on the Swiss Plateau, it is a major economic, administrative and educational centre on the cultural border between German-speaking and French-speaking Switzerland. Its Old City, one of the best-maintained in Switzerland, sits on a small rocky hill above the valley of the Sarine. In 2018, it had a population of 38,365.

Holy Roman Empire principality (1157–1806)

right|thumb|280px|Weser watershed with Rinteln (left center)

a medieval principality of the Holy Roman Empire, established in 1156 by the Privilegium Minus

short-lived Estate of the Holy Roman Empire existing from 1153 until 1248.

thumb|upright=1.35| monastery in Vienna The ' (), formally called ' (), is a Catholic monastery founded in Vienna in 1155 when Henry II of Austria brought Irish monks to Vienna. The monks did not come directly from Ireland, but came instead from the Scots Monastery in Regensburg, Germany. Since 1625, the abbey has been a member of the Austrian Congregation, which since 1893 has been part of the Benedictine Confederation.

Principality of the Holy Roman Empire