
Sleeper Cell Report March 2026 – ISIS activity continues after February’s vow to attack new Syrian government
News, Report, Sleeper Cells
Key Points:
12 attacks in former DAANES territory injure three and kill two
16 suspected ISIS members arrested in former DAANES territory
10 attacks in the rest of Syria
Iraqi prisons holding ISIS detainees hit by airstrikes
In…

Sleeper Cell Report February 2026 – ISIS vows to open ‘new phase’ of operations in Syria
Report, Sleeper Cells
Key Points:
Nine attacks kill eight and injure six
Three raids lead to nine arrests
Coalition completes transfer of 5700 detainees from NES to Iraq
Al-Hol Camp almost empty after releases and escapes
In Depth
With…

Sleeper Cell Report November 2025 – ISIS attacks continue in North and East Syria as Damascus joins Global Coalition
Report, Sleeper Cells
Key points:
23 attacks by sleeper cells injure three and kill four military personnel in North and East Syria
Six raids lead to 15 arrests, including arrest of ISIS emir
Syria joins the International Coalition against ISIS
In-depth
This…

Sleeper Cell Report October 2025 – ISIS attacks down this month; repatriations to Iraq continue
Report, Sleeper Cells
Key points:
20 attacks leave five military personnel dead and 12 wounded
Attacks down on last month after rising for four consecutive months
840 Iraqis repatriated from al-Hol camp alongside 12 South Africans and 55 Syrians who…

Sleeper Cell Report September 2025 – Number of ISIS attacks in NES rises for fourth month in a row
Report, Sleeper Cells
Key Points:
30 sleeper cell attacks killed 15 military personnel and three civilians, injuring a further 14 military personnel and two civilians
66% of attacks concentrated in Deir ez-Zor canton
54 arrests of suspected ISIS members
…

Sleeper Cell Report August 2025 – ISIS persists in targeting security forces
Sleeper CellsKey Points:
22 sleeper cell attacks, three up from July
Two civilians killed; 12 military personnel killed, nine injured
Eight counter-ISIS raids conducted, 76 arrests
Two women and five children repatriated from NES camps
In…

Sleeper Cell Report July 2025 – Attempts at destabilizing the region continue as ISIS attacks civilians
Sleeper CellsKey Points:
18 sleeper cell attacks, three up from June
Four civilians killed and two injured; six military personnel killed and eight injured in ISIS attacks
14 raids, 69 arrests
879 Iraqis repatriated from NES
The US repatriated…

Sleeper Cell Report June 2025 – Iraqi nationals slowly empty out of al-Hol camp
Sleeper CellsKey Points:
14 sleeper cell attacks, down from 32 in May
Four civilians and three military personnel killed, one injured in ISIS attacks
944 Iraqis have been repatriated from al-Hol camp
25 killed and 63 wounded in attack on a…

Sleeper Cell Report May 2025 – ISIS sleeper cell attacks on steady rise throughout 2025
Sleeper CellsKey Points:
32 sleeper cell attacks; up from 22 in April
Four military personnel killed, nine injured in ISIS attacks
38 suspected ISIS members arrested, up from 48 last month
Germany repatriated an ISIS linked woman and her four…

Sleeper Cell Report April 2025 – Two security campaigns launched in NES camps
Sleeper CellsKey Points:
22 sleeper cell attacks; up from 19 in March
Eight military personnel killed, four others injured in ISIS attacks
48 suspected ISIS members arrested, up from 17 last month
Two security campaigns launched in al-Hol and…
