On 11 September, a suspected attack by ISIS targeting Tripoli’s downtown area failed to occur following the distribution of a letter addressed to the National Oil Corporation (NOC) expressing concern over the possibility of an attack.

On 5 September, Sirte Security forces arrested four individuals for allegedly assisting ISIS in the second residential district of Sirte. On 31 August, ISIS fighters were detected moving through Garabuli after having supposedly arrived from the sea.

On 29 August, the UN published a report outlining the UN Secretary General’s overview of the Libyan crisis as presented to the UN Security Council on 26 August. The report claimed there “was a significant increase in the number of attacks by Islamic State in Iraq and the Levant (ISIL) in southern Libya” following the LNA’s assault on Tripoli in April.

On 27 August, unconfirmed reports claim the LNA killed an alleged ISIS member fighting on the front lines in southern Tripoli. On 15 August, unconfirmed reports suggest ISIS militants attacked a checkpoint in Bawbat al-Souda in the Jufra region. On 18 August, the LNA’s spokesperson, claimed ISIS members are amongst the opposition forces it is fighting in Murzuq.

On 18 August, the Internal Security Agency in Ajdabiya arrested suspected terrorist Issa al-Shaghri (aka Issa Kaba) upon his return to the city to allegedly plan terror operations.

On 6 August, the Misrata Counter-Terrorism force arrested two suspected Islamic State (ISIS) operatives, Ismail Omran and Hatem Ismal Thuraya, in Sirte.

On 3 August, the Misratan Counter-Terrorism Force, with the assistance of the Sirte Protection Force (SPF), claimed to have arrested an alleged member of ISIS in Sirte.

On 26 July, the LNA announced the arrest of an alleged member of Islamic State’s (ISIS) religious police in the Shiha neighbourhood of Derna. On 29 July, the 24th report of the UN’s ISIL (Da’esh) and Al-Qaida/Taliban Monitoring Team was published.

On 16 July, former Iraqi Minister Baqr Jaber al-Zubeidi claimed Islamic State (ISIS) leader Abu Bakr al-Baghdadi is hiding in Libya. Al-Zubeidi suggests ISIS has shifted it focus to North Africa in an attempt to establish a new caliphate in the region.

On 11 July, ISIS released its al-Naba newsletter no 190, which featured a eulogy for ISIS Libya’s media officer. On 9 July, the Shahat CID arrested a suspected ISIS member, Ayoub Salah Abdul Aziz al-Alsoinai. On 9 July, the commander of the PFG denied reports that there was an attack by ISIS at the gate of Zilla oilfield.

On 6 July, ISIS Libya released a video renewing their pledge of allegiance to Abu Bakr al-Baghdadi. On 4 July, Russian President Vladimir Putin said he was “worried” that jihadist fighters were travelling to Libya from Syria. On the same day, EUROPOL warned that Islamist extremist are attempting to get to Libya following the collapse of ISIS in the Levant. On 4 July, security forces in Sirte allegedly arrested a suspected ISIS member.

On 26 June, the US Vice Chairman of the Joint Chiefs of Staff, Paul Selva, stated the US administration is seeing a “small resurgence” of ISIS in Libya’s central region following the LNA’s assault on the capital in April.

On 23 June, ISIS published its latest al-Naba newsletter no. 187 which included details of its clashes with Libyan National Army (LNA) forces west of the Harouj mountains. On 21 June, ISIS claimed 3 attacks and resulting in 53 casualties in its “Libya Wilayat” between 14 and 20 June.

On 17 June, LNA forces claimed they observed ISIS elements between Sirte and Saddada. On 12, 14 and 15 June, clashes between LNA and ISIS fighters occurred in the Harouj mountains. On 14 June, ISIS released an Amaq report claiming to have killed fifty LNA fighters. On 15 June, ISIS claimed IED attack targeting LNA forces near Tmassah. On 11 June, security forces stopped two migrants on suspicion of being members of ISIS. On 8 June, the Algerian army fired upon a suspected ISIS armed group as they approached the boarder.

On 3 June, ISIS is suspected of undertaking an attack on the al-Fuqaha gate. On 4 June, ISIS is suspected of being involved in an IED attack in Derna. On 8 June, BAM spokesperson stated that ISIS sleeper cells were observed in the Garabulli district east of Tripoli. On 10 June, a suspected ISIS member was arrested in the Shabia area of Sirte. On 9 June, French Foreign Minister Jean-Yves Le Drian suggested that ISIS was resurgent in the Fezzan.

On 27 May, Misrata security forces undertook a raid in Abu Grein, arresting alleged ISIS supporter Faris Belhaj. On 28 May, the Misratan Central Counter-Terrorism Force arrested seven alleged ISIS members in Abu Grein. On 28 May, ISIS was observed south of Sirte. On 30 May, ISIS published a second set of “Diary of a Mujahedeen” photos. On 3 June, ISIS claimed to have attacked the LNA) Checkpoint 400 in the Fuqaha area. On 3 June, ISIS claimed responsibility for the two vehicle-borne IEDs attacks in Derna conducted on 2 June.