Turkish authorities say they have arrested 115 people suspected of ties to Islamic State in a nationwide operation aimed at disrupting alleged holiday attack planning.

The BBC reports that the suspects were linked to plans to attack non-Muslims during Christmas and New Year festivities in Istanbul. The case is significant not only because of the number of arrests but because it points to an effort to strike at crowded public spaces and religious or seasonal gatherings.

According to the report, the arrests came after security services seized weapons and documents. That suggests the operation was based on an intelligence-led investigation rather than a random sweep, and that authorities believed the suspects had moved beyond mere online radicalisation or loose association.

The scale of the operation also reflects the Turkish state’s continuing concern about Islamic State cells and sympathisers. Turkey has faced repeated threats from the group over the past decade, including attacks on civilians and security personnel. Even when the group’s territorial control in Syria and Iraq has collapsed, its network and ideology have remained relevant to counterterrorism officials.

The BBC’s wording indicates that the suspects were being held in connection with planned attacks on non-Muslims, a detail that points to the religiously charged nature of the alleged plotting. Christmas and New Year are periods when churches, nightlife districts, shopping areas and transport hubs can all become targets because they are busy and symbolically loaded.

The arrests also matter for timing. Counterterrorism operations like this often aim to intervene before logistical preparation turns into action. Seizing documents can help investigators map connections, identify travel patterns and understand whether the suspects were acting as a local cell or part of a broader transnational network.

At the same time, the BBC report does not say the suspects had successfully mounted an attack, nor does it indicate any mass casualty incident. The story is therefore one of prevention rather than aftermath. That distinction matters because it shows how much of modern counterterrorism is about disrupting threats before the public sees them.

The arrests will likely lead to further scrutiny of the suspects’ communications, travel and financing. Turkish officials will also be under pressure to explain whether the group was part of a wider network and whether other arrests are expected.

For now, the headline is the scope of the action: 115 people detained, weapons and documents seized, and an alleged plan to target non-Muslims during one of the most sensitive periods of the year. The BBC report suggests authorities moved before the threat could mature into violence, and that the operation was designed to remove both capability and intent from the streets.