He played a role in the Second Battle of Khorramshahr and later, as part of a senior diplomatic group of political and military leaders, went to Syria.

When he was a teenager, he participated in religious ceremonies and masque and started dissident activities against the then ruling regime of Mohammad Reza Pahlavi, the Shah of Iran.

[5] After graduation, Motevaselian went to Shiraz for military service and participated in a special tank training course and was then dispatched to Sarpol-e Zahab.

[13] The missing diplomats are Motevaselian, military attaché and the commander of the commandos of the June dispatch; Seyed Mohsen Mousavi, chargé d'affaires for the Iranian embassy in Beirut; and Taghi Rastegar Moghadam, the embassy technician; plus Kazem Akhavan, a journalist for Islamic Republic Press Agency.

Israel has claimed that it is aware of the fate of diplomats, and that they were kidnapped by a Lebanese militant group and executed shortly after their abduction.

[5][6][7][8][9] Adnan Mansour, Lebanese foreign minister, said at a meeting with the families of the abducted Iranian diplomats that "Beirut have sent the United Nations two formal letters in the past two years confirming the abduction of the Iranian nationals on the Lebanese soil and these have been recorded as official documents at the UN Secretariat.

"[citation needed] The Lebanese justice ministry has been asked to submit a report on the latest investigations conducted into the case, vowing not to spare any effort at both national and international levels to resolve this painful issue.

"[4] On 23 May 2016, Hossein Dehghan (minister of defense of Iran) stated that Ahmad Motevaselian and Iranian diplomats who disappeared in Lebanon, are alive and prisoner in Israeli jails.

[15] Prior to his assassination, Qasem Soleimani, the former head commander of the Quds Force, a paramilitary wing of the IRGC, confirmed a historian's (Davoud Hamidabadi) theory after 25 years of investigating the case[16] that the four Iranian diplomats, including Motevaselian, were all killed on that day and were not in Israeli prisons.

[7][18] Ambush of July 1982 is calendar of events about kidnapping Iranian diplomats from 1982 to 2005, written by Hamid Davood-abadi حمید داودآبادی.

[19] English translation of book was unveiled by the head of Foundation for the preservation of relics and values of the Holy Defense, Mohammad Bagherzadeh.

[21][22] Standing in the Dust is a 2016 film about Ahmad Motevaselian, directed by Mohammad Hossein Mahdavian and produced by Habibollah Valinezhad.