He graduated from the Baku High Army Commanders School in 1980 as an artillery officer before serving for five years in the Soviet Armed Forces Units in East Germany.

This included saying that the Azerbaijani army was strong and disciplined as opposed to that of Armenia and that "the situation in the Armenian armed forces is disastrous.

[3] During the 2016 April War, Hasanov stated that if shelling of Azerbaijani settlements by Armenian forces did not cease, Azerbaijan would consider launching an artillery bombardment on Stepanakert.

[8] On 2 July 2019, on the instruction of President Aliyev, a delegation led by Hasanov visited Kima Davidovich (the mother of Belarusian-Azerbaijani soldier Anatoly Nikolayevich Davidovich) while she was being treated in a clinical hospital in Minsk, on the eve of his attendance at the celebrations in honor of the 75th anniversary of the Minsk Offensive.

[9] Due to the COVID-19 pandemic, he represented President Aliyev at the 2020 Moscow Victory Day Parade on Red Square.