Wikipedia:Mountain of Islam Battalion

The Mountain of Islam Battalion was established in 2012 in the Latakia Governorate by local Syrian Turkmens however the group also has Arab members, and was closely associated with the al-Nusra Front and has continued to hold ties to its successor Hayat Tahrir al-Sham and cooperating with the group in Latakia, the group also reportedly cooperates with Free Syrian Army-aligned groups such as the 10th Brigade that is believed to have received US aid.

History
The group was formed in 2012 and cooperated with other rebel groups in the area and by 2015 the group announced it had 300 members in its ranks, of Syrian Turkmen and Arab origins.

In January 2016, the group published photos of Bulgarian made 82mm mortars that were used to shell government positions.

In July 2016 the group announced its support for the Assembly of the Levantine Scholars, which includes notable scholars and ideologues such as Saudi-born cleric Abdullah al-Muhaysini and the al-Nusra commander Abu Maria al-Qahtani as members of the assembly, which brought the group closer to al-Nusra's sphere of influence.

In December 2016, a video was released by the group showing its sniping capabilities, with snipers armed with Zijiang M99, M14 EBR, and Dragunov sniper rifles, and the snipers shooting at government fighters.

On 23 January 2018, the group released photos of equipment captured during a raid by its Inghimasi commando unit, which included Kalashnikov rifles, a PKM machine gun, an RPG-7, and an RPO-A Shmel thermobaric launcher.

On 19 June 2018, the group carried out a joint raid with HTS at a pro-government military camp in Latakia, the battalion claimed to have killed 17 government fighters and destroy a 23mm gun, however during the raid the group also suffered 2 casualties, the raid team was reportedly trained by Malhama Tactical.

On 10 July 2018, the group is believed to have taken part in raid in revenge for a government-led offensive in southern Syria on the last opposition-held regions in Daraa, alongside groups affiliated with the Free Syrian Army, resulting in the death of 80 pro-government fighters and soldiers, as well as one prisoner of war captured by FSA fighters.