Section 1 Subjects or denizens committing hostilities at sea, &c. against his Majesty’s subjects or giving aid, etc. to enemies at sea, may be tried as pirates;

All persons being the . . . F1 subjects . . . of his Majesty, who, during the present or any future wars, have committed or shall commit any hostilities upon the sea, or in any haven, river, creek, or place where the admiral or admirals have power, authority, or jurisdiction against his Majesty’s subjects, by virtue or under colour of any commission from any of his Majesty’s enemies, or have been or shall be any other ways adherent or giving aid or comfort to his Majesty’s enemies upon the sea, or in any haven, river, creek, or place where the admiral or admirals have power, authority, or jurisdiction may be tried as pirates, felons, and robbers in the said Court of Admiralty, on ship-board or upon the land, in the same manner as persons guilty of piracy, felony, and robbery are by the said Act directed to be tried: . . . F2