Christian of Oliva, also Christian of Prussia was the first missionary bishop of Prussia.
The Northern Crusades or Baltic Crusades were Christianization campaigns undertaken by Catholic Christian military orders and kingdoms, primarily against the pagan Baltic, Finnic and West Slavic peoples around the southern and eastern shores of the Baltic Sea.
The Teutonic Order is a Catholic religious institution founded as a military society c. 1190 in Acre, Kingdom of Jerusalem. The Order of Brothers of the German House of Saint Mary in Jerusalem was formed to aid Christians on their pilgrimages to the Holy Land and to establish hospitals. Its members have commonly been known as the Teutonic Knights, having historically served as a crusading military order for supporting Catholic rule in the Holy Land and the Northern Crusades during the Middle Ages, as well as supplying military protection for Catholics in Eastern Europe.
Warmia is both a historical and an ethnographic region in northern Poland, forming part of historical Prussia. Its historic capitals were Frombork and Lidzbark Warmiński and the largest city is Olsztyn.
A prince-bishop is a bishop who is also the civil ruler of some secular principality and sovereignty, as opposed to Prince of the Church itself, a title associated with cardinals. Since 1951, the sole extant prince-bishop has been the Bishop of Urgell, Catalonia, who has remained ex officio one of two co-princes of Andorra, along with the French president.
Hermann von Salza was the fourth Grand Master of the Teutonic Knights, serving from 1210 to 1239. A skilled diplomat with ties to the Frederick II and the Pope, Hermann oversaw the expansion of the military order into Prussia.
Konrad I of Masovia, from the Polish Piast dynasty, was the sixth Duke of Masovia and Kuyavia from 1194 until his death as well as High Duke of Poland from 1229 to 1232 and again from 1241 to 1243.
The State of the Teutonic Order was a theocratic state located along the southeastern shore of the Baltic Sea in northern Europe. It was formed by the knights of the Teutonic Order during the early 13th century Northern Crusades in the region of Prussia. In 1237, the Livonian Brothers of the Sword merged with the Teutonic Order of Prussia and became known as its branch – the Livonian Order. At its greatest territorial extent during the early 15th century, the State encompassed Chełmno Land, Courland, Gotland, Livonia, Estonia, Neumark, Pomerelia, Prussia and Samogitia.
The Order of Dobrzyń or Order of Dobrin, also known as the Brothers of Dobrzyń, was a military order created in the borderland of Masovia and Prussia during the 13th century Prussian Crusade to defend against Baltic Prussian raids.
Francis of Assisi founded three orders and gave each of them a special rule. Here, only the rule of the first order is discussed, i.e., that of the Order of Friars Minor.
The Golden Bull of Rimini was a decree issued by Emperor Frederick II in Rimini in March 1226 that granted and confirmed the privilege of territorial conquest and acquisition for the Teutonic Order in Prussia. According to historian Tomasz Jasiński, the bull was backdated and had actually been issued in 1235. It represents the first of a series of three documents, that include the Treaty of Kruschwitz of 1230 and the Papal Golden Bull of Rieti of 1234.
The Treaty of San Germano was signed on 23 July 1230 at San Germano, present-day Cassino, ending the War of the Keys that had begun in 1228. The parties were Pope Gregory IX and Frederick II, king of Sicily and Holy Roman emperor. On 28 August at Ceprano, the peace was finalized with the readmission of the excommunicated Frederick into the church.
The Prussian Crusade was a series of 13th-century campaigns of Roman Catholic crusaders, primarily led by the Teutonic Knights, to Christianize under duress the pagan Old Prussians. Invited after earlier unsuccessful expeditions against the Prussians by Christian Polish princes, the Teutonic Knights began campaigning against the Prussians, Lithuanians and Samogitians in 1230. By the end of the century, having quelled several Prussian uprisings, the Knights had established control over Prussia and administered the conquered Prussians through their monastic state, eventually erasing the Prussian language, culture and pre-Christian religion by a combination of physical and ideological force. Some Prussians took refuge in neighboring Lithuania.
Hermann Balk, also known as Hermann von Balk or Hermann Balke, was a Knight-Brother of the Teutonic Order and its first Landmeister, or Provincial Master, in both Prussia and Livonia. From 1219 to 1227, he served as the Deutschmeister in the Order's Province of Alemannia. Balk led the crusaders during the Prussian Crusade and became Master of Prussia in 1230. From 1237 to 1238, he also served in the additional role as Master of Livonia.
The Archdiocese of Warmia is a Latin Church Metropolitan archdiocese of the Catholic Church in the Warmian-Masurian Voivodeship, Poland.
The orders, decorations, and medals of the Holy See include titles, chivalric orders, distinctions and medals honoured by the Holy See, with the Pope as the fount of honour, for deeds and merits of their recipients to the benefit of the Holy See, the Catholic Church, or their respective communities, societies, nations and the world at large.
Anselm of Meissen was a priest of the Teutonic Order and the first actual Bishop of Warmia.
The Prince-Bishopric of Warmia was a semi-independent ecclesiastical state, ruled by the incumbent ordinary of the Warmia see and comprising one third of the then diocesan area. The Warmia see was a Prussian diocese under the jurisdiction of the Archbishopric of Riga that was a protectorate of the Monastic state of the Teutonic Knights (1243–1464) and a protectorate and part of the Kingdom of Poland—later part of the Polish–Lithuanian Commonwealth (1464–1772), confirmed by the Peace of Thorn in 1466. The other two thirds of the diocese were under the secular rule of the Teutonic Knights until 1525 and Ducal Prussia thereafter, both entities also being a protectorate and part of Poland from 1466.
The Lithuanian Crusade was a series of campaigns by the Teutonic Order and the Livonian Order under the pretext of forcibly Christianizing the pagan Grand Duchy of Lithuania. The Livonian Order occupied Riga in 1202 and in the 1230s they settled in Chełmno Land, a fief of Poland. They first conquered other neighboring Baltic tribes—Curonians, Semigallians, Latgalians, Selonians, and Old Prussians—in the Livonian Crusade and Prussian Crusade.
Raynald of Belleville was a Norman-born Hungarian prelate and diplomat in the 13th century, who served as the Bishop of Transylvania from 1222 until his death.