Four Italian members of the European Union's peacekeeping force in Bosnia and Herzegovina were killed and 11 others injured on Thursday when their helicopter crashed during a routine training mission in the north of the country, the force and Italy's defence ministry have said. The aircraft, an Italian CH-47 Chinook, came down near the town of Brcko, about 180 kilometres north of the capital Sarajevo, in the worst accident to hit the EU mission in Bosnia in nearly two decades.

The European Union Force in Bosnia, known as EUFOR, confirmed the crash in a statement, saying the helicopter was conducting a routine mission when it went down. All 15 people on board were Italian nationals, according to Rome, and the injured are being treated in hospital and are reported to be in stable condition.

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What happened near Brcko

The crash took place on Thursday, 29 October, in the Brcko District, a self-governing area in north-eastern Bosnia that sits on the Sava river border with Croatia. Italian news agency ANSA reported that the helicopter came down in the village of Gorice, in the Brcko area. EUFOR described the flight as a routine training operation, and said in an initial statement that no civilian infrastructure, property or vehicles were damaged and that no civilians were injured.

The CH-47 Chinook is a heavy-lift, twin-rotor transport helicopter used by several armed forces for troop transport, cargo and medical evacuation. The Italian contingent operates the type as part of its contribution to the EU mission, and the aircraft involved was on a training sortie rather than an operational deployment when it crashed.

Details of the moments before the crash have not yet been released, and neither EUFOR nor the Italian authorities have suggested a cause. Weather, mechanical failure and human factors are all routinely examined in military aviation investigations, but officials have stressed that it is too early to speculate.

The victims: soldiers and Red Cross volunteers

Italy's defence ministry confirmed that the four people killed were two members of the Italian army and two volunteers from the Italian Red Cross's Volunteer Military Corps, a uniformed auxiliary body that supports the armed forces, including in medical and logistical roles. All of those on board were Italian nationals, the ministry said.

Italian Defence Minister Guido Crosetto expressed condolences to the families of the dead, and the Italian government said it was in close contact with EUFOR and the Bosnian authorities. The names of the victims had not been publicly released at the time of writing, pending notification of their families.

The presence of Red Cross volunteers alongside soldiers on the flight underlines the mixed character of the Italian contingent's work in Bosnia, where military personnel and auxiliary medical volunteers routinely train and operate together.

The injured and the rescue response

Fifteen people were on board the helicopter in total. Three died at the scene, and a fourth later succumbed to injuries in hospital, according to Salih Ibrahimbegovic, a spokesman for Brcko hospital, who spoke to the AFP news agency. Twelve people were taken to the hospital, and EUFOR said all 11 survivors were receiving treatment and were in stable condition, with none in a life-threatening state.

Local officials gave a broadly consistent picture in the hours after the crash, though early casualty figures shifted as the injured were assessed. Brcko District Mayor Sinisa Milic told Bosnian Serb television RTRS that three people had died and 12 were receiving medical care, including one person initially described as being in critical condition. Hospital officials later said three of the injured would be transferred to a hospital in Tuzla for further treatment.

Emergency teams reached the crash site quickly, and Bosnian authorities worked alongside EUFOR personnel in the rescue operation. The force said it would release further information as it was verified.

An investigation under way

EUFOR said it was conducting what it called a full and thorough investigation of the incident, and that more information would be released when appropriate. Italy's defence ministry said its own inquiries were also under way to establish the circumstances of the accident.

Military aviation investigations typically examine flight data, maintenance records, weather conditions and witness accounts, and can take weeks or months to reach conclusions. For now, the central questions — what caused a modern heavy-lift helicopter to come down during a routine training flight — remain unanswered, and officials on both sides have avoided speculation.

The crash is likely to prompt scrutiny of training procedures and flight safety within the mission, particularly given the scale of the casualties: with 15 people on board, the accident produced one of the highest single-incident death tolls for the EU force in Bosnia.

EUFOR and Operation Althea

EUFOR has maintained a military presence in Bosnia since December 2004, when it took over from a NATO peacekeeping force that had been deployed since the end of the Bosnian war in 1995. The mission, known as Operation Althea, is tasked with maintaining a safe and secure environment and overseeing the military aspects of the Dayton Peace Agreement, the 1995 accord that ended more than three years of war in Bosnia.

The force numbers between 1,000 and 1,500 personnel, drawn from EU member states and other contributing countries, and operates from bases across the country, including Camp Butmir near Sarajevo. Its mandate has been renewed regularly by the United Nations Security Council, reflecting the continued fragility of Bosnia's post-war settlement and the international community's reluctance to withdraw entirely.

That fragility has been on display again in recent months. Bosnia's politics remain deeply divided along ethnic lines, and the country's recent elections have underlined the tensions between its Bosniak, Croat and Serb communities — the backdrop against which the EU force continues to operate. The crash, though an accident rather than a hostile act, is a reminder of the human cost borne by the international personnel who have kept the peace there for three decades.

A mission shadowed by a 2008 tragedy

Thursday's crash is the deadliest accident for the EU force in Bosnia since June 2008, when four EUFOR members — two German officers and two Spanish helicopter pilots — were killed in a helicopter crash in the country. That earlier accident, like this one, involved a routine flight and prompted a full investigation.

The parallel is a sobering one for a mission that has otherwise operated for years without a fatal aviation accident of this scale. Peacekeeping deployments are often imagined as low-risk postings once active fighting has ended, but the Bosnia mission's record shows that training flights, transport operations and the sheer complexity of military aviation carry their own dangers, even far from any battlefield.

For Italy, the loss is also a national one. Rome is one of the largest contributors to EUFOR, and the deaths of two soldiers and two Red Cross volunteers will be felt well beyond the military, in the communities the victims came from and in the Red Cross movement, whose volunteers rarely make headlines but regularly serve alongside armed forces in difficult postings.

Key takeaways

  • An Italian CH-47 Chinook helicopter serving with EUFOR crashed during a routine training mission near Brcko, Bosnia, on 29 October 2026.
  • Four Italians were killed — two army soldiers and two Italian Red Cross Military Volunteer Corps members — and 11 others were injured. Fifteen people were on board.
  • Three people died at the scene and a fourth died later in hospital in Brcko; the survivors are reported to be in stable condition.
  • No civilians were injured and no civilian property was damaged, according to EUFOR.
  • EUFOR and Italy's defence ministry have opened investigations; no cause has yet been given.
  • The crash is the deadliest accident for the EU mission in Bosnia since a 2008 helicopter crash that killed four.

Frequently Asked Questions

What happened in the Bosnia helicopter crash?

An Italian CH-47 Chinook helicopter operating with the European Union Force (EUFOR) in Bosnia crashed during a routine training mission near Brcko, in the north of the country, on Thursday, 29 October 2026. Four people on board were killed and 11 were injured.

Who were the victims?

All four people killed were Italian nationals: two members of the Italian army and two volunteers from the Italian Red Cross's Volunteer Military Corps, according to Italy's defence ministry. Their names had not been publicly released pending notification of their families.

How many people were on board?

Fifteen people were on board the helicopter. Three died at the crash scene and a fourth died later in hospital in Brcko. The 11 survivors were taken to hospital and are reported to be in stable condition.

What is EUFOR and why is it in Bosnia?

EUFOR is the European Union's peacekeeping force in Bosnia and Herzegovina. It took over from NATO in 2004 and runs Operation Althea, which maintains a safe and secure environment and oversees the military provisions of the 1995 Dayton Peace Agreement that ended the Bosnian war. It has between 1,000 and 1,500 personnel.

What caused the crash?

The cause has not yet been determined. EUFOR said it is conducting a full and thorough investigation and will release more information as it is verified, and Italy's defence ministry has also opened inquiries. Officials have not speculated about a cause.

Has EUFOR suffered a similar accident before?

Yes. In June 2008, four EUFOR members — two German officers and two Spanish helicopter pilots — were killed in a helicopter crash in Bosnia. Thursday's crash is the deadliest accident for the mission since then.

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