Incident Summary:

08/17/2015: An explosives-laden motorcycle detonated at the Erawan Shrine in Ratchaprasong intersection area, Bangkok, Thailand. At least 20 people were killed and 123 were wounded in the blast. Two additional explosive devices were discovered and safely defused at the scene following the incident. Authorities arrested Adem Karadag, who was confirmed to have planted the explosive device. No group claimed responsibility; however, sources separately suspected that the attack was carried out by the United Front for Democracy Against Dictatorship, the Grey Wolves, the Turkestan Islamic Party, and separatists.




Southeast Asia

region/u.s. state:



Location Details:
The incident occurred at the Ratchaprasong intersection.

Attack Information
Type of Attack (more) Bombing/Explosion
Successful Attack? (more) Yes
Target Information (more)
Target Type: Religious Figures/Institutions
Name of Entity Erwan Shrine
Specific Description Shrine
Nationality of Target Thailand
Target Type: Tourists
Name of Entity Not Applicable
Specific Description Tourists
Nationality of Target Multinational
Additional Information
Hostages No
Ransom No
Property Damage Yes
Extent of Property Damage Minor (likely < $1 million)
Value of Property Damage Unknown
Weapon Information
Type Sub-type
Explosives Vehicle
Weapon Details
An explosives-laden motorcycle with a three kilogram industrial pipe containing TNT and .5 centimeter ball bearings 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) No
Additional Information Casualty numbers for this attack conflict across sources. Following GTD protocol, the majority reliable estimates are reported here.
Perpetrator Group Information
Group Name Claimed Responsibility
Grey Wolves (suspected) No
Turkestan Islamic Party (suspected) No
United Front for Democracy Against Dictatorship (suspected) No
Perpetrator Statistics
Number of Perpetrators 1
Number of Captured Perpetrators 1
Casualty Information
Total Number of Casualties 20 Fatalities / 123 Injured
Total Number of Fatalities 20
Number of U.S. Fatalities 0
Number of Perpetrator Fatalities 0
Total Number of Injured 123
Number of U.S. Injured 0
Number of Perpetrators Injured 0
"UPDATE 6-Bomb in Thai capital kills 19, wounds scores in bid "to destroy economy"," Reuters, August 17, 2015.
"Thai police: Detained man is Bangkok shrine bomber," UPI, September 26, 2015.
"Thai police nab suspect, find bogus Turkish ID," Global Times, August 30, 2015.