Incident Summary:

06/09/2016: A suicide bomber detonated an explosives-laden vehicle at an African Union Mission in Somalia (AMISOM) base of Ethiopian soldiers in Halgan, Hiiraan, Somalia. Following the blast, additional assailants armed with projectiles and firearms then attacked the base. At least 111 people, including nine soldiers and 102 assailants, were killed and an unknown number of others were injured in the ensuing clash. Al-Shabaab claimed responsibility for the incident.




Sub-Saharan Africa

region/u.s. state:



Attack Information
Type of Attack (more) Armed Assault
Type of Attack (more) Bombing/Explosion
Successful Attack? (more) Yes
Target Information (more)
Target Type: Military
Name of Entity African Union Mission in Somalia (AMISOM)
Specific Description Ethiopian Base
Nationality of Target International
Additional Information
Hostages No
Ransom No
Property Damage Unknown
Extent of Property Damage Unknown
Value of Property Damage Unknown
Weapon Information
Type Sub-type
Explosives Vehicle
Explosives Projectile (rockets, mortars, RPGs, etc.)
Firearms Automatic Weapon
Weapon Details
An explosives-laden vehicle, shoulder-fired missiles, AK-47 assault rifles, and machine guns were used in the attack.
Additional Information
Suicide Attack?Yes
Part of Multiple Incident?No
Criterion 1 (more) Yes
Criterion 2 (more) Yes
Criterion 3 (more) No
Doubt Terrorism Proper (more) Yes
Alternate Designation (more) Insurgency/Guerilla Action
Additional Information Casualty numbers for this incident conflict across sources. Following GTD protocol, the lowest reliable estimates are reported here.
Perpetrator Group Information
Group Name Claimed Responsibility
Al-Shabaab Yes (Confirmed: Unknown; Mode: Posted to website, blog, etc.)
Perpetrator Statistics
Number of Perpetrators Unknown
Number of Captured Perpetrators 0
Casualty Information
Total Number of Casualties 111 Fatalities
Total Number of Fatalities 111
Number of U.S. Fatalities 0
Number of Perpetrator Fatalities 102
Total Number of Injured Unknown
Number of U.S. Injured 0
Number of Perpetrators Injured Unknown
"Militants Raid Ethiopian Base In Latest Somalia Attack," AFP (World Service), June 9, 2016.
"Somalia Says 240 Al-Shabaab Militants Killed in Attack on Base," Bloomberg, June 10, 2016.
"Somalia: Conflicting statements on number of casualties in militant attack," Hiiraan Online, June 10, 2016.