During World War II the Cavalry Mobilization Depot in Caltanissetta formed five dismounted groups, which received the name, gorget patches and cap badge of the Regiment "Cavalleggeri di Palermo" (30th).

[1][2] Soon after the regiment's formation, the 3rd Squadron was detached and sent to Libya were Italian forces were engaged in combat with local rebels.

The front in southern Albania remained static until July 1918, when the Italian forces went on the offensive to push the Austro-Hungarian troops beyond the Seman river.

After a short break the Italian units fell back to the hills South of the river, where they defeated heavy Austro-Hungarian counterattacks on 22 and 25 August 1918.

Italian cavalry units were sent to pursue the fleeing Austro-Hungarians and the I Group of the Regiment "Cavalleggeri di Palermo" (30th) advanced to Durrës and Shkodër.

On 24 May 1925, the standard of the Regiment "Cavalleggeri di Palermo" (30th) was transferred to the Shrine of the Flags, which at the time was located in Castel Sant'Angelo, for safekeeping.

The squadrons group received the gorget patches and cap badge of the Regiment "Cavalleggeri di Palermo (30th) and assigned to the XII Army Corps.

The squadrons group was assigned to the XVI Army Corps, which was responsible for the defense of Sicily to the East of a line from Cefalù to Gela.

[1][5] Between Italy's entry into the war and 1943 the Cavalry Mobilization Depot in Caltanissetta formed the following units with cavalry recruits and reservists from Sicily:[1] The XV Dismounted Group "Cavalleggeri di Palermo" was sent to southern Calabria, where the group was assigned to the 143rd Coastal Infantry Regiment of the 211th Coastal Division, which surrendered to British forces after the announcement of the Armistice of Cassibile on 8 September 1943.

The XXII Dismounted Group "Cavalleggeri di Palermo" was sent to southern Apulia and assigned to the Maritime Military Base Taranto, which surrendered to British forces after the announcement of the Armistice of Cassibile.

In the morning of 10 July, the Tactical Group "Campobello-Ravanusa" was ordered to advance to Licata, where the American 3rd Infantry Division had landed.

At the end of July the three groups of the "Cavalleggeri di Palermo" were disbanded and their remaining personnel transferred to other units.