<sod>In 1953, 10 [[Imperial Iranian Army]] officers were sent to [[France]] for [[airborne forces|airborne]] training. After returning to Iran, they established the Airborne Unit ({{lang|fa|واحد چتربازی}}) in 1955, which was renamed as the Airborne Brigade ({{lang|fa|گردان چتربازی}}) in 1959. In the same year, the 23rd Special Forces Brigade ({{lang|fa|تیپ ۲۳ نیروهای ویژه}}) was established,  consisted of 5 operational battalions, one support battalion, one communication platoon, one base company, and an unconventional warfare school. In 1970, the unit renamed to 23rd Airborne Special Forces Brigade ({{lang|fa|تیپ ۲۳ نیروهای ویژه هوابرد}}). A year later, a [[hostage rescue]] unit and a mental warfare company were added to the structure of the brigade.<eod>
<sod>In 1953, 10 [[Imperial Iranian Army]] officers were sent to [[France]] for [[airborne forces|airborne]] training. After returning to Iran, they established the Parachute Unit ({{lang|fa|واحد چتربازی}}) in 1955, which was evolved into the Parachute Battalion ({{lang|fa|گردان چتربازی}}) in 1959. In the same year, the 23rd Special Forces Brigade ({{lang|fa|تیپ ۲۳ نیروهای ویژه}}) was established, consisted of 5 operational battalions, one support battalion, one communication platoon, one base company, and an unconventional warfare school. In 1970, the unit renamed to 23rd Airborne Special Forces Brigade ({{lang|fa|تیپ ۲۳ نیروهای ویژه هوابرد}}). A year later, a [[hostage rescue]] unit and a mental warfare company were added to the structure of the brigade.<eod>