Royal Italian Navy was also present with administrative Navy Commands in Catania, Palermo, and Porto Empedocle. Maritime Military Base Messina-Reggio Calabria Maritime Military Base Messina-Reggio Calabria, in Messina - Ammiraglio di Squadra Pietro Barone 116th Coastal Regiment, in Reggio Calabria CLVI Coastal Battalion DII Coastal Battalion 119th Coastal Regiment CCCLXX Coastal Battalion CCCLXXI Coastal Battalion CDXLII Coastal Battalion DIII Coastal Battalion 95th CC.NN. Legion "Marzocco" XCIII CC.NN. Battalion XCV CC.NN. Battalion 93rd CC.NN. Machine Gun Company DLXIII Mobile Territorial CC.NN. Battalion (from the 163rd CC.NN. Legion "Tommaso Gulli" in Reggio Calabria) DLXVI Mobile Territorial CC.NN. Battalion XIII Dismounted Squadrons Group/ Regiment "Cavalleggeri di Palermo" CCLV Coastal Artillery Battalion, in Reggio Calabria (100/22 howitzers) CLVIII Coastal Artillery Battalion (149/19 heavy guns) 6th CC.NN. Maritime Artillery Legion 6th CC.NN. Maritime Artillery Legion, in Messina 50th, 51st, 52nd, 53rd, 54th, and 55th Coastal CC.NN. companies Sicilian Command Group North, in Fort Menaja Coastal Artillery Battery "Masotto" (6x 280/9 coastal defense howitzers) Coastal Artillery Battery "Spartà" (3x 152/45 naval guns and 1x 120/40 naval gun) Coastal Artillery Battery "Mezzacapo" (4x 120/50 naval guns) Artillery Battery "RE 198" (4x 105/28 field guns; Royal Italian Army) Searchlights at Pace del Mela and Torre Faro; optical telegraph at Fort Spuria; reconnaissance station at Piano del Giglio Anti-aircraft Command Group North, at Tremonti Dual-role Battery "MS 123" (4x 90/42 naval/anti-aircraft guns) Dual-role Battery "MS 400" (4x 76/40 naval/anti-aircraft guns) Anti-aircraft Battery "MS 475" (4x 90/53 anti-aircraft guns) Anti-aircraft Battery "MS 577" (4x 76/40 anti-aircraft guns) Anti-aircraft Battery "MS 724" (4x 90/53 anti-aircraft guns) Anti-aircraft Battery "MS 949" (4x 90/53 anti-aircraft guns) Sicilian Command Group South, in Puntale Cappellaro Coastal Artillery Battery "Cavalli" (6x 280/9 coastal defense howitzers) Coastal Artillery Battery "Margottini" (3x 152/45 naval guns and 1x 120/40 naval gun) Coastal Artillery Battery "De Cristofaro" (4x 120/40 naval guns) Artillery Battery "RE 199" (4x 105/28 field guns; Royal Italian Army) Searchlight at Tremestieri Anti-aircraft Command Group South, at Montepiselli Dual-role Battery "MS 3" (4x 76/40 naval/anti-aircraft guns) Dual-role Battery "MS 280" (4x 90/53 naval/anti-aircraft guns) Dual-role Battery "MS 525" (4x 90/42 naval/anti-aircraft guns) Dual-role Battery "MS 611" (4x 76/40 naval/anti-aircraft guns) After the allies had landed on Sicily the Maritime Military Base Messina-Reggio Calabria was reinforced with every available anti-aircraft battery to protect the vital supply route over the Strait of Messina. Until the end of July the following anti-aircraft units had reached Messina: Anti-aircraft Battery "MS 120"