He voluntarily joined the ranks of Azerbaijani Armed Forces and frequently visited the front line.
He killed dozens of Armenian soldiers in the battles around the villages of Pircamal, Aranzəmin, Şelli, Nakhichevanik and Papravənd in Agdam District.
Although he suffered severe injuries during the battle in the Nakhichevanik village in 1992, he didn't leave alone his military personnel and saved the lives of many of the injured soldiers.
On January 8, 1999, a riot took place in the security prison in which he was the commander of the guard unit at that time.
[2] Rovshan Rzayev was posthumously awarded the title of "National Hero of Azerbaijan" by Presidential Decree No.