Incident Summary:

12/15/2014: An assailant, Mon Haron Monis, took 18 people hostage in the Lindt Chocolate cafe in Sydney city, New South Wales state, Australia. Five hostages were able to escape during standoff. After 16 hours, police stormed the cafe and freed the living hostages. In total, Monis and two hostages were killed and four other hostages were wounded in the attack and siege. No group claimed responsibility for the incident.




Australasia & Oceania

region/u.s. state:

New South Wales


Location Details:
The incident occurred in the Martin Place neighborhood

Attack Information
Type of Attack (more) Hostage Taking (Barricade Incident)
Successful Attack? (more) Yes
Target Information (more)
Target Type: Business
Name of Entity Lindt Chocolate Cafe
Specific Description Cafe
Nationality of Target Australia
Additional Information
Hostages Yes
Number of Hostages 18
US Hostages 0
Hours of Kidnapping 16
Outcome Combination
Ransom No
Property Damage Yes
Extent of Property Damage Minor (likely < $1 million)
Value of Property Damage Unknown
Weapon Information
Type Sub-type
Firearms Rifle/Shotgun (non-automatic)
Weapon Details
A sawed-off shotgun 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 During the standoff, Monis had declared allegiance to the Islamic State of Iraq and the Levant (ISIL).
Perpetrator Group Information
Group Name Claimed Responsibility
Jihadi-inspired extremists No
Perpetrator Statistics
Number of Perpetrators 1
Number of Captured Perpetrators 0
Casualty Information
Total Number of Casualties 3 Fatalities / 4 Injured
Total Number of Fatalities 3
Number of U.S. Fatalities 0
Number of Perpetrator Fatalities 1
Total Number of Injured 4
Number of U.S. Injured 0
Number of Perpetrators Injured 0
"Lone gunman, two hostages killed in Sydney cafe siege: police," Agence France Presse -- English, December 15, 2014.
"2 Hostages and Captor Are Dead in Siege at Sydney Cafe," New York Times, December 15, 2014.
"Sydney siege: How the hostage drama played out," The Sydney Morning Herald, December 21, 2014.