Incident Summary:

05/21/2012: A suicide bomber wearing a military outfit detonated among soldiers on a military base in Sanaa city, Amanat Al Asimah governorate, Yemen. Ninety-seven people were killed, including the bomber, while 300 soldiers were injured in the attack. Ansar al-Sharia, a subgroup of Al-Qa'ida in the Arabian Peninsula (AQAP), claimed responsibility for the attack, stating that the bombing was carried out in revenge for the United States-backed war on the organization in southern Yemen.




Middle East & North Africa

region/u.s. state:

Amanat Al Asimah


Attack Information
Type of Attack (more) Bombing/Explosion
Successful Attack? (more) Yes
Target Information (more)
Target Type: Military
Name of Entity Military of Yemen
Specific Description Military Parade
Nationality of Target Yemen
Additional Information
Hostages No
Ransom No
Property Damage No
Weapon Information
Type Sub-type
Explosives Suicide (carried bodily by human being)
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 most recent estimates are reported here. Many soldiers belonged to the Central Security Organization - a paramilitary force. Sources vary on whether it was one suicide bomber or several. Additionally, there are conflicting reports about whether the attack was on a military base or not.
Perpetrator Group Information
Group Name Group Sub-name Claimed Responsibility
Al-Qaida in the Arabian Peninsula (AQAP) Ansar al-Sharia Yes (Confirmed: Unknown; Mode: Unknown)
Perpetrator Statistics
Number of Perpetrators 3
Number of Captured Perpetrators 2
Casualty Information
Total Number of Casualties 97 Fatalities / 300 Injured
Total Number of Fatalities 97
Number of U.S. Fatalities 0
Number of Perpetrator Fatalities 1
Total Number of Injured 300
Number of U.S. Injured 0
Number of Perpetrators Injured 0
"Huge suicide blast kills more than 100 troops in Yemen," CNN Wire, May 21, 2012.
"Yemen vows to fight as Qaeda bomber kills 96 troops," Agence France Presse, May 21, 2012.
"Qaeda Ally Says Yemen Bomb Was Payback for Attacks," The New York Times, May 23, 2012.