Unit 400 (Persian: واحد ۴۰۰) is a terrorist wing of the al-Quds Force whose existence was first reported in March 2012. This report claimed that the organization falls under the direct command of Ayatollah Ali Khamenei, Supreme Leader of the Islamic Republic of Iran. It was also stated that the unit is charged with the task of exporting the Revolution and is responsible for extraterritorial engagements.