Incident Summary:

04/23/2017: An explosive device detonated targeting an Organization for Security and Cooperation in Europe (OSCE) vehicle in Prishib, Luhansk, Ukraine. At least one OSCE monitor, a United States citizen, was killed and two monitors were injured in the blast. No group claimed responsibility for the incident.




Eastern Europe

region/u.s. state:



Location Details:
The incident occurred in Slavyanoserbsk district.

Attack Information
Type of Attack (more) Bombing/Explosion
Successful Attack? (more) Yes
Target Information (more)
Target Type: Government (Diplomatic)
Name of Entity Organization for Security and Cooperation in Europe (OSCE): Special Monitoring Mission to Ukraine (SMM)
Specific Description Patrol
Nationality of Target International
Additional Information
Hostages No
Property Damage Yes
Extent of Property Damage Minor (likely < $1 million)
Value of Property Damage Unknown
Weapon Information
Type Sub-type
Explosives/Bombs/Dynamite Land Mine
Weapon Details
An antitank landmine was used in the attack.
Additional Information
Suicide Attack?No
Part of Multiple Incident?No
Criterion 1 (more) Yes
Criterion 2 (more) Yes
Criterion 3 (more) Yes
Doubt Terrorism Proper (more) Yes
Alternate Designation (more) State Actor
Additional Information Casualty numbers conflict across sources. Following GTD protocol, the majority reliable estimates are reported here. There is doubt that this incident meets terrorism-related criteria. Sources suspected that the explosive device may have been planted by the Ukrainian security forces.
Perpetrator Group Information
Group Name Claimed Responsibility
Unknown No
Perpetrator Statistics
Number of Perpetrators Unknown
Number of Captured Perpetrators 0
Casualty Information
Total Number of Casualties 1 Fatalities / 2 Injured
Total Number of Fatalities 1
Number of U.S. Fatalities 1
Number of Perpetrator Fatalities 0
Total Number of Injured 2
Number of U.S. Injured 0
Number of Perpetrators Injured 0
"Ukraine roadside bomb kills OSCE worker," Deutsche Welle, April 23, 2017."
"Ukraine wants armed peacekeepers after war monitor killed," Global News Canada, April 27, 2017."
"OSCE Observer Killed by Landmine in Luhansk Region of Ukraine," Latin American Herald Tribune, April 24, 2017."