Original sentence: There were reports about involvement of Syrian mercenary groups, such as Alhamza division and Sultan Murad division, on Azerbaijans side during the 2020 Nagorno-Karabakh conflict
Edited sentence: despite all nominally progressive governmental policies declared by Aliyev, Azerbaijan became a hotbed for Syrian extremist mercenary groups, such as Alhamza division and Sultan Murad division,  which fought on Azerbaijans side during the 2020 Nagorno-Karabakh conflict