Incident Summary:

08/21/2020: Assailants attacked Nhonge island in Nhonge, Cabo Delgado, Mozambique. At least seven people were beheaded and 20 other people were abducted and their whereabouts are unknown. The Central Africa Province of the Islamic State claimed responsibility for the attack. Sources also attributed the incident to Ansar al-Sunna (Mozambique).




Sub-Saharan Africa

region/u.s. state:

Cabo Delgado


Attack Information
Type of Attack (more) Hostage Taking (Kidnapping)
Successful Attack? (more) Yes
Target Information (more)
Target Type: Private Citizens & Property
Name of Entity Not Applicable
Specific Description Civilians
Nationality of Target Mozambique
Additional Information
Hostages Yes
Number of Hostages 27
US Hostages 0
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
Melee Knife or Other Sharp Object
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 conflict across sources. Following GTD protocol, the majority reliable estimates are reported here.
Perpetrator Group Information
Group Name Claimed Responsibility
Ansar al-Sunna (Mozambique) No
Central Africa Province of the Islamic State 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 7 Fatalities
Total Number of Fatalities 7
Number of U.S. Fatalities 0
Number of Perpetrator Fatalities 0
Total Number of Injured Unknown
Number of U.S. Injured 0
Number of Perpetrators Injured 0
"Militants behead seven on Mozambique’s Nhonge island – Report," Journal du Cameroun, August 28, 2020.
"TERRORIST BEHEAD SEVEN ON NHONGE ISLAND," Mozambique News Agency, August 27, 2020.
"Islamic State (Central Africa)," UNKNOWN, April 1, 2021.