Gasim Bilal oghlu Mammadhasanov was born on December 18, 2001, in Moscow, Russia. In 2002, he was awarded a commemorative medal by Moscow Mayor Lujkov in honor of the city’s anniversary.
In 2003, his family returned to their native village of Garagashli in the Sabirabad district. From 2007 to 2018, he studied at the village’s secondary school, graduating with excellent grades.
In 2018, he enrolled in the Faculty of Finance and Accounting at the Azerbaijan State University of Economics (UNEC), graduating in 2022.
In July 2022, he began his military service. He initially served in Military Unit N in Ganja, later transferring to Military Unit N in Shusha.
During his service, he participated in several local combat operations in the Lachin region. On June 30, 2023, he was awarded a Certificate of Honor by his unit commander for his achievements in combat and socio-political training. On September 19-20, 2023, he participated in anti-terror operations, contributing to the liberation of Mukhtarkand and Dashkend in Khojaly and was martyred in the battle for the strategic “Cross Post” high ground near Khankendi.
Gasim Bilal oghlu Mammadhasanov was laid to rest on September 21, 2023, in his home village of Garagashli. To honor his memory, a memorial complex has been built in his village.
Posthumously, by orders of the President of the Republic of Azerbaijan, Ilham Aliyev, he was awarded the 3rd Degree Order “For Service to the Motherland,” along with the medals “For the Motherland” and “For Bravery.”