The Bofors 40mm gun is an anti-aircraft/multi purpose auto cannon which was designed and manufactured in the 1930s by the Swedish arms manufacturer A B Bofors. It was introduced in 1934 and during its long life, it has been used by worldwide armies in a long list of conflicts, notably WWII during which time it was used by most of the western Allies as well as by the Axis powers. It also saw service in the Falklands War of 1982. This version is decorated in a military dark brown colour scheme.