The Frecce Tricolori (Italian, literally Tricolour Arrows), officially known as the 313° Gruppo Addestramento Acrobatico, is the aerobatic demonstration team of the Italian Aeronautica Militare, based at Rivolto Air Force Base, in the north-eastern Italian region of Friuli Venezia Giulia, province of Udine. They were formed in 1961 as an Air Force team, replacing unofficial teams that had been sponsored by various commands by the end of the 1920s. The team's official name is: 313° Gruppo Addestramento Acrobatico, Pattuglia Acrobatica Nazionale (PAN) Frecce Tricolori.