sentences:  After being disbanded in 1919 it was reformed in 1939 flying mainly strike and heavy fighter aircraft until becoming No 1 Squadron in 1958.The squadron was formed in Italy on 27 September 1918 from flights of the Royal Naval Air Service after that service's amalgamation with the Royal Flying Corps to form the RAF.It flew Sopwith Babys and Felixstowe F3s from Otranto reconnoitring for submarines escaping from the Adriatic Sea into the Mediterranean Sea.