130.—Every person subject to military law—

(a) who causes or conspires with any other person to cause a mutiny, or

(b) who endeavours to persuade any person to join in a mutiny, or

(c) who, being present, does not use his utmost endeavours to suppress a mutiny, or

(d) who, being aware of an actual or intended mutiny, does not without delay inform his superior officer thereof,

is guilty of an offence against military law and shall, on conviction by court-martial, be liable to suffer F108[imprisonment for life] or any less punishment awardable by a court-martial.