Not to be confused with Insein Township
The squadron supported Allied ground forces in northern Burma; covered bombers that attacked Rangoon, Insein, and other targets; bombed enemy airfields at Myitkyina and Bhamo; and conducted patrol and reconnaissance missions to help protect transport planes that flew The Hump route between India and China.
In February 1925, Governor Sir Harcourt Butler laid the foundation stone for the construction of the school's new building in Insein that would later bear his name.