On Saturday, February 14, 1349, Strasbourg marked St. Valentine’s Day with fire.
Members of the city’s Jewish community were taken to their cemetery, where a wooden structure had been prepared for their execution. Medieval Strasbourg chroniclers later claimed that around two thousand people were burned, although that number should not be treated as a reliable census of the dead. Modern scholarship generally speaks more cautiously of several hundred victims while acknowledging that the figure of roughly two thousand appears in the contemporary chronicle tradition. Those who accepted Christian baptism were permitted to live. Children were taken from the scene and baptized against the wishes of their parents. Within a single day, one of the established Jewish communities of the Upper Rhine had been devastated.
The massacre has often been presented as one of the terrible byproducts of the Black Death, a moment when frightened medieval Europeans blamed Jewish neighbors for a disease they could not understand. That explanation is true only in part. The plague and the false accusation that Jews had poisoned wells created the immediate atmosphere of fear, but the surviving Strasbourg evidence points to something more complicated.
There were political struggles inside the city. There were debts owed to Jewish lenders. There were disputes between guilds and the existing government. There were regional meetings at which authorities discussed what should be done with Jewish communities. There were tortured prisoners whose supposed confessions traveled from city to city. There were also officials in Strasbourg who initially refused to condemn the Jews without proof and who were removed from power before the massacre occurred.
Most striking of all, one of the closest Strasbourg chroniclers recorded that Jews tortured over the poisoning accusation never confessed to poisoning the water.
The massacre was therefore not simply an uncontrolled panic caused by disease. It was the culmination of rumor, religious hostility, economic interest, political upheaval, and deliberate human decisions. The primary sources gathered for this article are unusually rich, particularly the chronicles of Fritsche Closener, Matthias von Neuenburg, and Jacob Twinger von Königshofen, along with Strasbourg’s surviving municipal correspondence and financial documents.
Jewish Life in Medieval Strasbourg
Jewish life in Strasbourg long predated the crisis of 1349. Evidence confirms the presence of a Jewish community by at least the second half of the twelfth century. By the thirteenth century, written sources referred to a Jewish street, synagogue, cemetery, and other elements of an organized communal life. Strasbourg was an important commercial center on the Rhine, and Jewish residents participated in the economic life of a city connected to markets across western and central Europe.
The community appears to have reached a period of considerable prominence during the early fourteenth century. A recent study of medieval Jewish Strasbourg identifies forty-two Jewish families recorded in 1334. Some individuals operated within financial networks extending well beyond Alsace. Yet prosperity did not mean security. Jewish residence depended upon systems of legal protection granted by Christian authorities, and those protections could be altered, sold, ignored, or withdrawn according to political circumstances.
The relationship was inherently unstable. Authorities could profit from taxes and payments collected from Jewish residents while simultaneously portraying themselves as their protectors. Christian borrowers might depend upon Jewish credit and resent the debts they had accumulated. Jewish lenders themselves operated within legal and occupational restrictions created by Christian society.
Religious hostility supplied another layer. Medieval Christian culture had developed a long tradition of anti-Jewish teaching and imagery. Strasbourg itself contained degrading visual representations of Jews within Christian religious art. By the fourteenth century, older theological hostility could combine with accusations of ritual crimes, usury, sacrilege, and other imagined offenses.
When the Black Death began moving through Europe, this existing structure of prejudice provided fertile ground for a new accusation.
The Rumor of Poisoned Wells
The Black Death reached Europe in the late 1340s with a speed and mortality that contemporaries struggled to comprehend. Physicians, theologians, rulers, and ordinary people proposed explanations ranging from corrupted air and planetary conjunctions to divine punishment.
Another explanation was far more dangerous.
Rumors spread that Jews were poisoning wells and intentionally causing Christians to die.
The accusation was false, but falsehood did not prevent it from traveling. Jewish prisoners in areas around the western Alps and Switzerland were interrogated and tortured. One of the best known surviving examples is the supposed confession of a Jewish man named Agimet at Châtel in October 1348. The document itself records that Agimet was subjected to torture before giving the confession attributed to him. Such statements were copied, transmitted, and presented to other communities as evidence of a larger conspiracy.
The importance of the Agimet document is therefore not that it proves a poisoning conspiracy. It shows how a conspiracy could be manufactured.
Once one tortured prisoner supposedly confessed, authorities elsewhere could demand investigations. Those investigations produced more torture, accusations, correspondence, and violence. Reports moved along the same political and commercial networks that connected cities throughout the Rhine region.
Strasbourg received such reports.
The surviving municipal material is particularly important because it reveals that medieval authorities did not unanimously believe the accusations. Strasbourg corresponded with other cities as reports of poisoned wells circulated, and Cologne officials also expressed caution concerning the stories. The documentary record preserved in the Urkundenbuch der Stadt Straßburg allows historians to follow parts of this information network almost letter by letter.
The persecution was not inevitable. People made choices about whether the rumors should be believed.
Torture Without a Confession
Few pieces of evidence expose the weakness of the case against Strasbourg’s Jews more clearly than the chronicle of Fritsche Closener.
Closener was a Strasbourg cleric whose chronicle was completed within years of the massacre. His account is one of the most important surviving local narratives. He recorded that accusations spread through the population that Jews had poisoned wells and water. The people increasingly demanded that they be burned.
Yet the existing city government resisted.
According to Closener, the council would not act unless the accusation could be proven or the Jewish prisoners themselves confessed. Jews were then arrested and subjected to severe torture.
They still did not confess to poisoning the wells.
Closener explicitly states that although tortured prisoners confessed to other alleged offenses, they did not admit guilt concerning the poisoning accusation.
That detail transforms the story.
The Jewish community was not destroyed because Strasbourg conducted an investigation, discovered a poisoning conspiracy, and punished those responsible. One of Strasbourg’s own near-contemporary chroniclers tells us that the alleged poisoning could not be established through the very process being used to justify persecution.
For those determined to destroy the Jewish community, another obstacle remained.
The city government itself had to be removed.
The Meeting at Benfeld
By early February 1349, persecution had already spread through surrounding regions. Basel and other communities had moved against their Jewish populations, while pressure mounted on Strasbourg to follow.
Representatives met at Benfeld in Alsace on approximately February 8. According to the chronicle tradition preserved by Jacob Twinger von Königshofen, those present included the bishop of Strasbourg, regional lords, and representatives of several cities.
The Strasbourg delegation was asked what it intended to do with the Jews under its protection.
Their answer was remarkable in the atmosphere of 1349.
They said that they knew of no evil committed by them.
That answer did not end the discussion. Instead, hostility was directed toward Strasbourg’s representatives, and the assembled authorities moved closer toward coordinated action against Jewish communities. Königshofen describes the meeting as an important turning point in the destruction that followed across Alsace.
The Benfeld meeting also demonstrates why it is misleading to imagine the persecutions entirely as spontaneous eruptions by terrified crowds. Popular fear certainly mattered, but nobles, civic representatives, religious authorities, guild interests, and regional political networks also shaped what happened.
In Strasbourg, the next struggle took place not in the Jewish quarter but in the government of the city itself.
The Government That Stood in the Way
On February 9, only days before the massacre, Strasbourg underwent a political upheaval.
Closener identifies three leading officials who were removed: Goße Sturm, Cuntze von Winterthur, and Peter Swarber. The old government had extended legal protection to the Jewish population and resisted calls for immediate execution without proof.
That position became politically dangerous.
Guild factions, particularly elements associated with the butchers, joined forces with other opponents of the existing leadership. Peter Swarber and the government were accused of favoring or protecting the Jews. The political conflict already present within Strasbourg became inseparable from the question of what would happen to the Jewish community.
The sequence described by Closener is chilling in its speed.
The old leaders were displaced. A new council was established. The new authorities took their oaths. On Friday the Jews were seized.
On Saturday they were burned.
There was no new discovery between the failure to prove the poisoning accusation and the executions. What changed was political power.
The people who had resisted the killings were no longer governing Strasbourg.
St. Valentine’s Day, February 14, 1349
Saturday, February 14, was St. Valentine’s Day.
The Jewish prisoners were brought to their cemetery, where a wooden structure had been constructed. Königshofen and Closener both preserve accounts of the burning. The medieval chroniclers estimated the number of victims at around two thousand, but modern historians have good reason to approach that figure cautiously. A recent scholarly discussion describes the victims as numbering in the several hundreds while noting the chroniclers’ much larger estimate.
The uncertainty over the total does nothing to diminish the scale of the destruction.
People who agreed to baptism were spared execution. Children were removed and baptized despite the wishes of their parents. Others died in the fire.
The violence also cannot be separated from forced conversion. In medieval Christian society, baptism could mean the difference between life and death, which made any conversion under those circumstances coercive by its very nature.
For Strasbourg’s Jewish families, there had been only days between living under the formal protection of the city and facing imprisonment and death.
Then, almost immediately after the killing, attention turned toward their property.
The Debts That Disappeared
The financial aftermath is one of the strongest reasons historians hesitate to explain Strasbourg as nothing more than plague hysteria.
Debts owed to Jewish creditors were canceled. Pledges and documents associated with loans were returned or destroyed. Jewish property was confiscated. Money taken from the dead was distributed.
Königshofen summarized the matter with extraordinary bluntness: “The money was indeed the thing that killed the Jews.”
His explanation should not be accepted as the only cause of the massacre. Religious prejudice, fear of disease, political conflict, social resentment, and regional persecution all mattered. Yet the financial consequences are impossible to ignore.
The cancellation of debts directly benefited people who owed money to Jewish lenders. Confiscated property could benefit municipal authorities and others. Powerful figures later attempted to recover objects that had been held as Jewish pledges. One surviving example concerns the margrave Frederick of Baden, who sought the return of his father’s crown from property confiscated after the massacre. Imperial authorities also became involved in disputes concerning Jewish debts and property. Ouvroir
Strasbourg’s municipal account books provide an additional layer of evidence because they preserve administrative traces of expenses and property management connected to the destruction of the community. Royal documents associated with Charles IV likewise illuminate what happened to debts and rights after Jewish creditors had been killed.
Fear may have prepared the ground, but the massacre produced winners.
That reality was visible even to medieval observers.
The Plague Had Not Yet Struck Strasbourg in Full Force
One of the most important chronological details is frequently lost when the massacre is reduced to the phrase “Jews were blamed for the Black Death.”
According to the Strasbourg chronicle tradition, the great mortality in Strasbourg came later.
Königshofen states that the epidemic reached Strasbourg during the summer of 1349. Closener likewise places the city’s great mortality later in the year. The Jewish community had been destroyed in February.
In other words, the people of Strasbourg did not massacre their Jewish neighbors after observing that Jews were mysteriously surviving an epidemic that was killing Christians around them. The city acted while the plague was approaching and while stories from other places circulated ahead of it.
Fear traveled faster than the disease.
The distinction matters because it shows how rumor could create its own momentum. Reports of death elsewhere, stories of poisoned water, tortured confessions, correspondence between governments, and accounts of Jewish communities already being destroyed made the imaginary conspiracy appear increasingly credible to people predisposed to believe it.
Killing Strasbourg’s Jews did nothing to save Strasbourg from plague.
The epidemic came anyway.
Pope Clement VI Rejects the Accusation
Not every Christian authority accepted the poisoning story.
Months before the Strasbourg massacre, Pope Clement VI had issued orders intended to protect Jewish communities from attacks connected with the Black Death. In September 1348, he condemned the accusation that Jews were responsible for the epidemic.
His reasoning was straightforward. The plague was killing Jews as well as Christians, and it was devastating places where Jewish communities did not even exist. Blaming Jewish poisoning for a disease spreading across such areas therefore made little sense.
The papal intervention is important because it challenges the idea that the Strasbourg massacre should simply be excused as a product of universal medieval ignorance. Medieval people disagreed with one another. Some authorities rejected the rumors. Some municipal governments initially attempted to protect Jews. Some observers understood that the accusation did not fit the evidence.
Strasbourg itself provides perhaps the clearest example.
Its original council demanded proof.
Its prisoners failed to confess to poisoning even under torture.
Its political leadership was then replaced.
The killings followed.
The Wider Rhine Persecutions
Strasbourg was one part of a much larger catastrophe.
During 1348 and 1349, Jewish communities across the Rhine region and elsewhere in Europe faced expulsions, executions, forced conversions, confiscations, and massacres connected to the plague accusations. Some towns held trials. Others killed without meaningful judicial proceedings. In certain places Jewish families reportedly chose death by fire in their own homes rather than capture or forced baptism.
The destruction permanently altered the geography of Jewish life in Central Europe.
Yet the pattern varied from city to city, which is another reason the events cannot be explained solely by disease. Political structures, economic relationships, local leadership, existing anti-Jewish hostility, and regional alliances affected whether a community was protected, expelled, or destroyed.
Strasbourg is especially valuable to historians precisely because the documents allow us to watch those forces colliding.
Rumor alone did not light the fire.
Institutions, officials, guilds, creditors, and political actors turned rumor into policy.
After the Burning
The destruction of February 1349 did not erase Jewish connections to Strasbourg forever.
Restrictions were imposed on future Jewish residence, and medieval chroniclers remembered decisions intended to exclude Jews from the city for generations. Yet economic and political circumstances eventually changed. Jewish families were allowed to return within roughly two decades.
A renewed Jewish presence was established in the later fourteenth century, although under heavy restrictions and taxation. A modern study notes that sixteen Jewish families sought permission to return in 1369, at a time when Strasbourg itself had financial reasons to reconsider exclusion. The restored community never simply returned to the conditions that had existed before 1349.
The contradiction was familiar throughout medieval Europe. Governments could denounce Jewish lenders, impose special taxes and restrictions upon Jewish residents, profit from their presence, drive them out, and later invite them back when economic circumstances made their return useful.
Protection was therefore never the same thing as equality.
For Strasbourg’s Jews in 1349, it proved not even to be a guarantee of survival.
What the Strasbourg Massacre Reveals
The Strasbourg massacre remains one of the clearest examples of how religious prejudice can combine with crisis, rumor, economics, and political ambition.
The Black Death mattered enormously. Without the approaching plague, accusations of poisoned wells would not have possessed the same power. Yet plague alone cannot explain why the government that initially protected Strasbourg’s Jews was overthrown, why Jewish debts disappeared after the killings, why property was distributed, or why contemporary chroniclers themselves associated money with the destruction.
Nor can medieval Christian belief be treated as a single voice. Pope Clement VI rejected the logic of the poisoning accusation. Cologne officials expressed caution. Strasbourg’s original leaders demanded evidence. The Jewish prisoners tortured in Strasbourg did not confess to poisoning the wells.
The story is therefore more disturbing than one of simple ignorance.
People had reasons to doubt.
They killed anyway.
On February 14, 1349, Strasbourg’s Jewish cemetery became the site of a mass execution. The fire destroyed lives, families, property, legal claims, and a community that had existed in the city for generations. Behind it stood an accusation that had never been proved and that some contemporaries had already recognized as implausible.
The massacre did not stop the Black Death.
It revealed instead what fear could become when joined to an older tradition of hatred, the opportunity for financial gain, and a political system willing to remove those who stood in the way.
Sources & Further Reading
Closener, Fritsche. “Straßburger Chronik.” In Die Chroniken der oberrheinischen Städte: Straßburg, vol. 1, edited by Karl Hegel, 15–151. Leipzig: S. Hirzel, 1870. See especially 126–130. EpiMedDat edition and translation
Twinger von Königshofen, Jacob. “Chronik.” In Die Chroniken der oberrheinischen Städte: Straßburg, vol. 2, edited by Karl Hegel, 759–765. Leipzig: S. Hirzel, 1871. Google Books edition
Twinger von Königshofen, Jacob. “The Black Death and the Jews, 1348–1349 CE.” In Internet Medieval Sourcebook. Fordham University. Fordham Medieval Sourcebook
Matthias von Neuenburg. Die Chronik des Mathias von Neuenburg. Edited by Adolf Hofmeister. Monumenta Germaniae Historica, Scriptores rerum Germanicarum, Nova Series 4. Berlin, 1924–1940. See especially 264–269. Monumenta Germaniae Historica
Witte, Hans, and Georg Wolfram, eds. Urkundenbuch der Stadt Straßburg. Band V: Politische Urkunden von 1332 bis 1380. Strasbourg: Karl J. Trübner, 1896. Google Books record
Marcus, Jacob Rader, ed. The Jew in the Medieval World: A Source Book, 315–1791. New York: Jewish Publication Society, 1938. See especially 43–48 for the Agimet confession and related Black Death material. Fordham Medieval Sourcebook transcription
Simonsohn, Shlomo, ed. The Apostolic See and the Jews. Vol. 1: Documents, 492–1404. Toronto: Pontifical Institute of Mediaeval Studies, 1988, 397–398. See Pope Clement VI, Quamvis perfidiam Iudeorum, September 26, 1348. Text and source information
Salfeld, Siegmund, ed. Das Martyrologium des Nürnberger Memorbuches. Quellen zur Geschichte der Juden in Deutschland 3. Berlin: L. Simion, 1898. Google Books full record
Cohn, Samuel K., Jr. “The Black Death and the Burning of Jews.” Past & Present 196, no. 1 (2007): 3–36. JSTOR
Mentgen, Gerd. Studien zur Geschichte der Juden im mittelalterlichen Elsaß. Forschungen zur Geschichte der Juden A2. Hannover: Hahn, 1995. SLUB Dresden open-access record
Haverkamp, Alfred. “Die Judenverfolgungen zur Zeit des Schwarzen Todes im Gesellschaftsgefüge deutscher Städte.” In Zur Geschichte der Juden im Deutschland des späten Mittelalters und der frühen Neuzeit, 27–93. Stuttgart, 1981. Jahresberichte für deutsche Geschichte record
Graus, František. Pest, Geißler, Judenmorde: Das 14. Jahrhundert als Krisenzeit. 2nd ed. Göttingen: Vandenhoeck & Ruprecht, 1987. Google Books
Jäckel, Dirk. “Judenmord, Geißler, Pest: Das Beispiel Straßburg 1349.” In Pest: Die Geschichte eines Menschheitstraumas, edited by Mischa Meier, 162–178. Stuttgart: Klett-Cotta, 2005. This is one of the more focused modern treatments specifically devoted to Strasbourg in 1349 and is among the scholarship identified in your research material.
Schneider, Reinhard. “Der Tag von Benfeld im Januar 1349: Sie kamen zusammen und kamen überein, die Juden zu vernichten.” In Spannungen und Widersprüche: Gedenkschrift für František Graus, 255–272. Sigmaringen, 1992. National Library of Israel record
Ephraim, Max. “Histoire des Juifs d’Alsace et particulièrement de Strasbourg depuis le milieu du XIIIe jusqu’à la fin du XIVe siècle.” Revue des études juives 77, no. 154 (1923): 127–165. Persée full text
Ephraim, Max. “Histoire des Juifs d’Alsace et particulièrement de Strasbourg depuis le milieu du XIIIe jusqu’à la fin du XIVe siècle (suite et fin).” Revue des études juives 78, nos. 155–156 (1924): 35–84. Persée full text
Horrox, Rosemary, ed. and trans. The Black Death. Manchester Medieval Sources. Manchester: Manchester University Press, 1994. See especially the material on accusations against Jews and well poisoning. Google Books
Avneri, Zvi, ed. Germania Judaica. Band II: Von 1238 bis zur Mitte des 14. Jahrhunderts. Part 2. Tübingen: J. C. B. Mohr, 1968, 798–806. The Strasbourg entry is particularly useful for the community, institutions, individuals, and persecution of 1349. Additional bibliographic context
Kaiser, Hans. “Die Strassburger Stadtrechnungen des 14. Jahrhunderts.” Zeitschrift für die Geschichte des Oberrheins 85 (1933): 373–384. See especially 383 for municipal financial evidence connected with the persecution. This account-book material provides an important documentary check against the narrative chronicles.
Battenberg, Friedrich. “Zur Rechtsstellung der Juden am Mittelrhein in Spätmittelalter und früher Neuzeit.” Zeitschrift für historische Forschung 6 (1979): 129–183. Useful for the wider legal framework governing Jewish residence, protection, taxation, and vulnerability in medieval German cities.
Dilcher, Gerhard. “Die Stellung der Juden in Recht und Verfassung der mittelalterlichen Stadt.” In Judentum im deutschen Sprachraum, edited by Karl E. Grözinger, 17–35. Frankfurt am Main, 1991.