[1] Bishop Otto I. of Bamberg was born presumably after 1060 AD.[1] In 1088, Henry IV sent him as a chaplain to the Polish Court of Duke Wladislaw-Hermann, when the duke married Judith, Henry’s sister. In 1093, Otto became a member of the Hofkapelle – a committee of clerics who supported the royal court – in Speyer. There he was put in charge of supervising the construction of Speyer Cathedral. Henry IV appointed Otto as the Bishop of Bamberg in 1102 and in 1106 Pope Paschalis II consecrated him to this bishopric. He was conferred the pallium in 1111. Among his most famous life events are two missionary journeys to the southern Baltic Coast in 1124/25 and 1128. He died on 30 June, 1139, and was canonised in 1189.[2]
Descriptions of Otto’s life
[2] Shortly after Bishop Otto I’s death, the first vitae were written, containing descriptions of his life and works. Between 1140 and 1146, an anonymous author composed the Prüfeninger Vita/ Vita Ottonis ep. Bambergensis − it may have been Wolfger of Prüfening (c. 1100 – after 1187).[3] This vita served as the model for the Vita Ottonis episcopi Babenbergensis by Ebo of Michelsberg († 1163), a monk at the St. Michael’s Monastery, in Bamberg, written between 1151 and 1159.[4] Herbordus (before 1145–1168), who was also part of the same monastery, created the Vita Ottonis episcopi Babenbergensis/ Dialogus de vita s. Ottonis in 1159, based on the two previous vitae.[5] A lesser-known description is the Miracula s. Ottonis auctore monacho s. Michaelis, a German adaption of the Herbordus vita,[6] created in 1473 by Conradus Bischoff (second half of the 15th century). This Vita named Sant Ottens Legend is preserved in several manuscripts in the State library in Bamberg[7] A new Vita, incorporating information from the previous vitae, was written down by Andreas, abbot of Michelsberg Abbey (before 1483–1502).[8] He also authored the Vitae s. Ottonis episcopi Babenbergensis recensiones II, created between 1487 and 1499, and based on the Vitae of Ebo and Herbordus as well as the Miracula.[9]
[3] Archaeologist Felix Biermann considers the first three life descriptions to be of particular significance as they provide a great deal of information.[10] However, it cannot be denied, that the authors intented to present Otto in a favourable light,[11] so the sources should be treated with caution. Nevertheless, the vitae are taken as the basis for the following attempt to take a closer look at Otto himself.
A glimpse of Otto’s personality
[4] First and foremost, Bishop Otto I is described as a devout and exemplary person, a man of great humility.[12] Despite being appointed Bishop of Bamberg by the reigning Emperor Henry IV, he did not pursue this position of his own accord. In fact, he only accepted it after receiving the Pope’s appointment.[13] This humble acceptance of his as Bishop of Bamberg can be viewed as a testament to his character. The written sources suggest that, as Bishop, he upheld the existing rights and regulations within his diocese [14] and engaged closely with the people by using a language they could understand.[15]
[5] He was frugal in his clothing, and in his food. The written sources indicate that his piety and devotion to protecting the diocese and its subordinates motivated this behaviour.[16] He assisted the funerals of Bamberg citizens who died during epidemics. Feeling guilty for satisfying his own hunger with bread while a woman perished from starvation, he buried her himself. Subsequently, he distributed supplies to the starving population[17] and offered precious gifts to the poor and sick.[18]
[6] He also demonstrated his skills as an architect, an urban developer and a networker.[19] As Bishop, following the fire of 1081, he oversaw the reconstruction of the damaged Bamberg Cathedral of Henry II and repaired numerous other buildings.[20] Outside Bamberg, he enhanced the diocese’s property holdings and influence by acquiring estates and properties, as well as expanding strongholds.[21]
[7] On his missionary journeys at the southern Baltic Coast, he interacted with Duke Warcisław I of Pomerania with respect and humility.[22] Warcisław I supported Otto’s mission, as the second journey was of significant interest to him due to his desire to expand his power.[23] While Otto was in Pyritz, Warcisław I instructed his people to listen to the bishop.[24]
[8] Otto’s mission was aimed at the salvation of the people rather than for his own personal gain.[25] This assertion may be true, as Otto showed little interest in the people’s possessions, as indicated by the wealth he was thought to have consciously displayed.[26]
There are many other facets to Otto’s character, and even from the few references noted here, it is evident that he possessed traits and skills that advanced his objectives.
The far-sighted politician
[9] The impression that Otto was an exceptional individual is further reinforced by his actions within a complex system of secular and ecclesiastical leaders. This is particularly evident in Otto’s role as a mediator during the Investiture Controversy. He was one of the co-signatories of the Concordat of Worms.[27] Additionally, he even mediated a conflict between Emperor Lothar III and the Hohenstaufen dynasty.[28]
[10] He also oversaw numerous building projects: For example, in 1109, he founded the monastery in Prüfening. Following the devastating fire of 1081, he reconstructed the Bamberg Cathedral of Emperor Henry II to its original specifications. However, the interior and furnishings were no longer as magnificent as those of the original Cathedral built in 1012.[29] Outside of Bamberg, he expanded the episcopal influence eastward by acquiring goods and castles in Northern Franconian Alb and the Franconian Forest,[30] or by reacquiring former Bamberg properties such as the Cella Waltstein, today Zell in the Fichtelgebirge.[31] He also commissioned the construction of new castles in locations such as Kronach or Zeil am Main.[32] Additionally, he founded, organised, and reformed approximately 30 church institutions.[33]
[11] In the years 1124/1125 and 1128 he sought to Christianise and establish a church organisation among the pagan Pomoran and Lutic people. Bolesław III Wrymouth, who became the ruler of Poland in 1107, subdued these tribes in several successive phases starting in 1102.[34] As the Archbishopric of Magdeburg and the Bishopric of Havelberg laid claim to the territories of these tribes,[35] Bolesław chose Otto of Bamberg a man for the Christianization mission, recognising his proven diplomatic skills in the political arena.[36] Otto’s approach to Christianization focussed on the largest fortified settlements as they were the central places within the pagan territories.[37] In these centres, Otto established churches thereby creating a pastoral infrastructure.[38] While working to convert the southern Baltic Coast to Christianity, he had to contend with pagan priests.[39] Protected by his powerful patrons, Otto was able to destroy pagan sanctuaries. Resistance to his efforts appears to have been limited.[40]
Epilogue
[12] Upon examining the vitae and other surviving historical sources, Helmut Flachenecker, in a brief article, underscored important divergences that appeared between the respective accounts. [41] Furthermore, it should be noted that many publications on Otto may have relied on idealising sources, which could have shaped the portrayal of him. Consequently, it is essential to distinguish between fact and fiction, which emerged after Otto’s canonisation.[42] Nevertheless, Bishop Otto stands out as an intelligent politician who effectively promoted the expansion of the Bamberg diocese and its influence. He undertook missionary work among the Pomoran and Lutic people under Bolesław III Wrymouth’s watchful eye. The latter aimed to accelerate the integration of the tribes into his sphere of control by expanding church structures.[43] Thus, Otto positioned himself as both an instrument of God and a tool of the political powers. That led to his own biography becoming a story of success and becomes apparent even through a careful review of the sources. In an obituary, he is referred to as a politician favoured by God’s grace.
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Fig. 1: St. Otto on a Wayside Shrine in the Egelseestraße, Bamberg 2021. It was erected in 1720. St. Otto clearly plays an important role in Bamberg’s everyday picture (Foto: A. Pelz; License CC BY).
[1] cf. F. Biermann – F. Ruchöft, Bischof Otto von Bamberg in Pommern – Einführung, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 13–21, 13.
[2] B. Schneidmüller, “Otto I.”, in: Neue Deutsche Biographie 19 (1999), 669-670 [Online-Version]; <https://www.deutsche-biographie.de/pnd118738755.html#ndbcontent> (16.08.2023); J. Petersohn, Kurze Übersicht über das Leben des heiligen Bischofs Otto von Bamberg und Apostels der Pommern, in: A. Albrecht (Eds.), Otto, der Heilige Bischof von Bamberg 1002-1139 und Apostel der Pommern 1124/1125 und 1128. Erzählt, verehrt und angerufen durch Jahrhunderte (Bamberg 2014) 13.
[3] B.A.W. Wolfgerus Monachus, „Wolfgerus monachus Prufeningensis“. <https://www.geschichtsquellen.de/werk/4773> (16.08.2023).
[4] B.A.W. Ebo Monachus, „Ebo monachus Montis S. Michaelis“. <https://www.geschichtsquellen.de/autor/1997> (16.08.2023).
[5] B.A.W. Herbordus Scholasticus, „Herbordus scholasticus Montis S. Michaelis“. <https://www.geschichtsquellen.de/autor/2736> (16.08.2023).
[6] Monumenta Germaniae Historica, Scriptores Scriptorum 12, ed. v. Georg Heinrich Pertz (Hannover 1856). <https://www.dmgh.de/mgh_ss_12/index.htm#page/911/mode/1up> (16.08.2023) 911-919.
[7] B.A.W. Sant Ottens Legend, „Sant Ottens Legend“. <https://www.geschichtsquellen.de/werk/653> (16.08.2023).
[8] B.A.W. Andreas Abbas, „Andreas abbas Montis S. Michaelis“. <https://www.geschichtsquellen.de/autor/532> (16.08.2023).
[9] B.A.W. Vitae Recensiones II, „Vitae s. Ottonis episcopi Babenbergensis recensiones II“. <https://www.geschichtsquellen.de/werk/148> (16.08.2023).
[10] cf. F. Biermann, Bischof Otto von Bamberg in Pommern – die Missionsreisen und ihre Wirkung im archäologischen Bild, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 97–147, 99.
[11] cf. H. Flachenecker, Bischof Otto von Bamberg und die Christianisierung Pommerns. Zu den Missionsaufgaben eines Bischofs im Hochmittelalter, in: Ch. Stiegemann – M. Kroker – W. Walter (Eds.), CREDO. Christianisierung Europas im Mittelalter 1: Essays. Ausstellungsk. Bamberg/Paderborn 2013 (Petersberg 2013) 417–426, 417.
[12] The Vita from Prüfening Abbey I.8 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 129).
[13] cf. The Vita from Prüfening Abbey I.6 and I.7 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 127).
[14] cf. The Vita written by Herbord I.9 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 293).
[15] ibid.
[16] The Vita written by Herbord I.27 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 311).
[17] The Vita written by Herbord I.31 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 315).
[18] The Vita written by Herbord I.34 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 317).
[19] This trait of Otto’s is particularly highlighted in the present publication by Lukas Funke.
[20] The Vita written by Herbord I.21 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 305-307.).
[21] The Vita written by Herbord I.26 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 309.).
[22] The Vita written by Herbord II.11 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 357.).
[23] cf. Ch. Lübke, Christentum vs. Gentilreligion – Überlegungen zu den Rahmenbedingungen der Missionstätigkeit Ottos von Bamberg, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 39–48, 44.
[24] The Vita written by Herbord II.14 (Ed. L. Weinrich, Heiligenleben zur deutsch-slawischen Geschichte. Adalbert von Prag und Otto von Bamberg, Ausgewählte Quellen zur deutschen Geschichte des Mittelalters. Freiherr-vom-Stein-Gedächtnisausgabe 23 (Darmstadt 2005) 359.).
[25] ibid.
[26] F. Biermann, Bischof Otto von Bamberg in Pommern − die Missionsreisen und ihre Wirkung im archäologischen Bild, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 97–147, 125.
[27] B. Schneidmüller, “Otto I.”, in: Neue Deutsche Biographie 19 (1999), 669-670 [Online-Version] <https://www.deutsche-biographie.de/pnd118738755.html#ndbcontent> (16.08.2023).
[28] cf. Schneidmüller, Bernd, “Otto I.”, in: Neue Deutsche Biographie 19 (1999) 669–670.
[29] A. Faber, Bamberg. Rundweg auf den Spuren des hl. Otto (Regensburg 2022) 19ff.; cf. N. Lohwasser: Der Schmuckfußboden aus Opus sectile im Heinrichsdom, in: N. Lohwasser – R. Schreg (Eds.), Kleine Funde, große Geschichten. Archäologische Funde aus dem Bamberger Dom. Begleitheft zur Ausstellung im Historischen Museum, AMANZ notizhefte 1 (Bamberg 2021) 62–69.
[30] J. Zeune, Burgen und Burgenpolitik des Bistums Bamberg, in: L. Göller, 1000 Jahre Bistum Bamberg 1007 – 2007. Unterm Sternenmantel (Petersberg 2007) 135–141.
[31] R. Raithel, Zell. Ein Heimatbuch (Horb am Neckar 1998) 24–25.
[32] J. Zeune, Burgen und Burgenpolitik des Bistums Bamberg, in: L. Göller, 1000 Jahre Bistum Bamberg 1007 – 2007. Unterm Sternenmantel (Petersberg 2007) 138.
[33] J. Petersohn, Kurze Übersicht über das Leben des heiligen Bischofs Otto von Bamberg und Apostels der Pommern, in: A. Albrecht (Eds.), Otto, der Heilige Bischof von Bamberg 1002-1139 und Apostel der Pommern 1124/1125 und 1128. Erzählt, verehrt und angerufen durch Jahrhunderte (Bamberg 2014) 13.
[34] O. Auge, Agieren im Windschatten mächtiger Nachbarn – zu den Handlungsspielräumen der frühen Greifenherzöge im 12 Jahrhundert, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 69–81, 69.
[35] Ch. Lübke, Christentum vs. Gentilreligion – Überlegungen zu den Rahmenbedingungen der Missionstätigkeit Ottos von Bamberg, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 39–48, 44.
[36] cf. H. Flachenecker, Bischof Otto von Bamberg – Person und Persönlichkeit, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 23–32, 26.
[37] F. Biermann, Bischof Otto von Bamberg in Pommern − die Missionsreisen und ihre Wirkung im archäologischen Bild, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 97–147, 108.
[38] cf. U. Müller, Von Oldenburg nach Lübeck – Mission, Glaubenswandel und die Institutionalisierung des Christentums vom 10. – 13. Jahrhundert, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 211–232, 229.
[39] St. Rosik, Die Strategie und Praxis der Mission Ottos von Bamberg in Pommern, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee. Beiträge einer Tagung aus Anlass des 875. Todestages des Pommernmissionars vom 27. bis 29. Juni 2014 in Greifswald, Studien zur Archäologie Europas 30 (Bonn 2017) 33–37.
[40] cf. F. Biermann, Bischof Otto von Bamberg in Pommern − die Missionsreisen und ihre Wirkung im archäologischen Bild, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 97–147, 101.
[41] H. Flachenecker, Bischof Otto von Bamberg – Person und Persönlichkeit, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 23–32, 23–30.
[42] cf. D. J. Weiss, Das Kloster Michelsberg und die Stadt Bamberg, in: Chr. van Eickels – K. van Eickels, Das Bistum Bamberg in der Welt des Mittelalters. Vorträge zur Ringvorlesung des Zentrums für Mittelalterstudien der Otto-Friedrich-Universität Bamberg im Sommersemester 2007 (Bamberg 2007) 227–245, 231. [43] cf. St. Rosik, Die Strategie und Praxis der Mission Bischof Ottos von Bamberg in Pommern, in: F. Biermann – F. Ruchhöft (Eds.), Bischof Otto von Bamberg in Pommern. Historische und archäologische Forschungen zu Mission und Kulturverhältnissen des 12. Jahrhunderts im Südwesten der Ostsee, Studien zur Archäologie Europas 30 (Bonn 2017) 33–38, 34.