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By: Fern Sidman

In the months following the Hamas-led massacre across southern Israel on October 7, 2023—an assault that left more than 1,200 Israelis and foreign nationals brutally murdered and hundreds taken hostage into Gaza—a deeply troubling pattern has emerged across continents. Synagogues, the spiritual heart of Jewish communal life, have increasingly become targets of arson, vandalism, and violence. The pattern is not isolated to one country or region; rather, it has spread across Europe, North America, Australia, and beyond, creating a chilling portrait of a global resurgence in antisemitic hostility.

What many Jewish leaders and security analysts had feared in the immediate aftermath of the October 7 atrocities has now materialized: a dramatic and frightening surge in antisemitism worldwide, with Jewish houses of worship increasingly becoming focal points of intimidation and attack.

In recent months, synagogues have been set ablaze or targeted in incidents of arson in cities and towns spanning the globe. The list is sobering and extensive. Beginning barely ten days after the October 7 massacre, a synagogue in El Hamma, Tunisia, was set on fire on October 17. Just a day later, on October 18, a synagogue in Berlin, Germany, was targeted in an arson attack that shocked residents of the German capital and revived haunting memories of a darker era in European history.

The violence did not stop there. On November 8, a synagogue in Montreal, Canada, was struck by arsonists, followed just ten days later by a similar attack in Yerevan, Armenia. In mid-November, the Jewish community in Lakewood, New Jersey—one of the largest Orthodox Jewish populations in the United States—was shaken when a synagogue was targeted in an attempted arson incident.

By early 2024, the pattern had spread across multiple continents. In Tunisia once again, a synagogue in Sfax was set ablaze on February 28. Germany saw another attack on April 5 when a synagogue in Oldenburg was deliberately targeted. Only days later, on April 10, a synagogue in Moscow was reportedly subjected to an attempted arson attack.

The disturbing chronology continued to expand. On May 1, a synagogue in Warsaw, Poland—within a country whose Jewish population was nearly annihilated during the Holocaust—became the site of another antisemitic attack. Just over two weeks later, on May 17, a synagogue in Rouen, France, was targeted in what authorities described as a deliberate arson attempt.

Canada again found itself on the list of targeted communities when a synagogue in Vancouver was attacked on May 30. Russia saw further incidents in Obninsk on July 11 and again on August 13, while France experienced another attack in the coastal city of La Grande-Motte on August 24.

As 2024 drew to a close, the wave of attacks continued unabated. A synagogue in Melbourne, Australia, was targeted on December 6, followed by yet another incident in Montreal on December 18. Later that same month, on December 30, a synagogue in Mykolaiv, Ukraine, was struck by arsonists.

The new year did not bring relief. On January 11, a synagogue in Sydney, Australia, became the latest target. Two days later, another incident occurred in Mississippi in the United States, followed by an attack in Giessen, Germany, on January 14. More recently, on March 9, an explosion damaged a synagogue in the Belgian city of Liege—an attack authorities quickly characterized as antisemitic in nature.

Each of these incidents is alarming in isolation. Taken together, however, they reveal a disturbing global pattern: Jewish religious institutions are increasingly being targeted by extremists seeking to intimidate Jewish communities.

The phenomenon has been compounded by other violent incidents that have shaken Jewish populations around the world. In Canada, tensions escalated dramatically when three separate synagogues in the Toronto area were struck by gunfire within a matter of days. The shootings, which occurred at congregations in both Toronto and the nearby suburb of Thornhill, sent shockwaves through the country’s Jewish community.

Fortunately, no injuries were reported in those incidents, but the symbolism was unmistakable. For many Canadian Jews, the gunfire represented an ominous escalation in a pattern of hostility that has intensified since the outbreak of the Israel–Hamas war.

Jewish leaders across Canada responded with alarm. Community representatives described the attacks as deeply frightening and warned that the normalization of anti-Israel rhetoric in public discourse has emboldened extremists willing to translate hatred into violence.

The global surge in antisemitic activity has been documented by numerous watchdog organizations, which report that incidents targeting Jews have skyrocketed since October 7. In many countries, the increase has reached levels not seen in decades.

Security officials note that synagogues are particularly vulnerable targets. Unlike government buildings or corporate facilities, houses of worship are often located in residential neighborhoods and serve as gathering places for large numbers of congregants. An attack on a synagogue therefore carries both symbolic and psychological weight, striking at the core of communal identity.

For Jewish communities, the recent attacks have revived painful historical memories. Synagogues have long been targeted by antisemites seeking to terrorize Jews and disrupt their religious life. From the pogroms of Eastern Europe to the synagogue burnings of Kristallnacht in Nazi Germany, attacks on Jewish houses of worship have often served as harbingers of broader waves of persecution.

Today’s incidents, though occurring in vastly different political and social contexts, echo those earlier patterns in unsettling ways.

In response to the escalating threat, governments in many countries have moved to bolster security around Jewish institutions. Police patrols have been increased near synagogues, schools, and community centers, while authorities have urged vigilance among community members.

Yet many Jewish leaders say that security measures alone cannot address the root causes of the surge in antisemitism.

They point to a toxic combination of factors fueling the hostility: the proliferation of antisemitic conspiracy theories online, the normalization of extreme anti-Israel rhetoric, and the mobilization of extremist groups eager to exploit geopolitical tensions.

The October 7 massacre appears to have served as a catalytic moment. While the attack itself was initially condemned, the ensuing war in Gaza has been accompanied by massive demonstrations in many cities—some of which have featured slogans and imagery that critics argue cross the line from political protest into antisemitic incitement.

The consequences are now being felt in Jewish communities thousands of miles from the Middle East.

In Europe, where memories of the Holocaust remain deeply ingrained in the collective consciousness, political leaders have warned that the current surge in antisemitism poses a grave threat to social cohesion.

In North America and Australia, Jewish organizations are likewise calling for stronger action to combat hate crimes and extremist propaganda.

For many Jews around the world, however, the emotional impact of the recent attacks cannot be measured solely in statistics.

Each synagogue targeted represents more than a building; it is a place where families gather to pray, celebrate milestones, and sustain centuries-old traditions. When such places become targets of violence, the message sent to the community is unmistakable.

Despite the fear and uncertainty generated by these attacks, Jewish communities have also responded with resilience. Congregations that have faced threats or damage have often reopened their doors quickly, determined to demonstrate that intimidation will not succeed in silencing their faith or erasing their presence.

Still, the wave of incidents underscores the urgency of confronting antisemitism before it escalates further.

History offers a stark warning about what can happen when hatred against Jews is allowed to fester unchecked. The lessons of the past remain painfully relevant today.

As the list of synagogue attacks continues to grow—from Tunisia to Germany, from Canada to Australia, from Russia to Belgium—the world faces a critical question: whether governments and societies will act decisively to confront this rising tide of antisemitism, or whether the flames of hatred will continue to spread.

For Jewish communities across the globe, the stakes could not be higher.