Trump's MOAB Threat Signals Potential for Deep Strikes in Iran
President Trump's mention of the GBU-43 Massive Ordnance Air Blast weapon suggests a willingness to target Iran's most heavily fortified sites.
President Donald Trump has indicated that the GBU-43 Massive Ordnance Air Blast (MOAB) weapon could play a role in future U.S. airstrike plans against Iran. The MOAB, nicknamed the "mother of all bombs," is a non-nuclear munition capable of immense destructive power.
Trump clarified that while the MOAB is "extremely large," it is not nuclear, and the U.S. does not need to resort to nuclear weapons. He emphasized the availability of precision weapons to strike any target in Iran, including suspicious construction at Pickaxe mountain, a site reportedly under scrutiny.
The U.S. Air Force first employed the MOAB on April 13, 2017, in Nangarhar Province, Afghanistan, against a complex of caves used by ISIS. Then-Secretary of Defense James Mattis stated at the time that the weapon was used to achieve a specific objective and that "there was no surprise."
While the MOAB is a powerful weapon, its deployment presents logistical challenges. Its size and shape made it incompatible with standard bomb racks on U.S. bombers. In the Afghanistan mission, it was deployed from an MC-130 aircraft using a special cradle. The U.S. military has developed capabilities, including specialized aircraft and support from other branches like the Space Force and Navy, to enable such deployments.
The MOAB is designed as a precision weapon, officially designated GBU-43. It utilizes a satellite-guidance kit for accurate targeting and is designed for an airburst detonation to maximize the blast effect over a wide area. Earlier versions of similar heavy air blast weapons were used in World War II and Vietnam.
The weapon was developed rapidly by the Air Force Research Lab in anticipation of the 2003 Iraq War, with reports suggesting potential large underground bunkers. The term "mother of all battles" was famously used by Saddam Hussein in 1991 to describe his anticipated conflict with the U.S.-led coalition.
Trump's renewed discussion of the MOAB appears to be part of a broader strategy of military pressure against Iran and the Islamic Revolutionary Guard Corps (IRGC), coinciding with U.S. naval efforts to reduce Iran's oil revenue. The MOAB serves as a potent deterrent and a symbol of the U.S. capacity to strike significant military targets, potentially hindering Iran's nuclear ambitions and its support for terrorism.