52. Incitement to refuse or delay payment of tax. (1) (a) Any person who— by word of mouth or by making a publication as defined in section 49(7) incites any other person or any class or body of persons— (i) to refuse or to threaten to refuse to pay any lawful tax, however described; or (ii) to delay, prevent or obstruct, or to threaten to delay, prevent or obstruct, the assessment or collection of any lawful tax, however described; or (b) conspires with another to do any act mentioned in paragraph (a)(i) or (ii) of this subsection, commits an offence and is liable on conviction to imprisonment for a period not exceeding three years. (2) A person shall not be prosecuted for an offence under this section without the written consent of the Director of Public Prosecutions. CHAPTER VII—OFFENCES AFFECTING RELATIONS WITH FOREIGN STATES AND EXTERNAL TRANQUILLITY. 53. Defamation of foreign princes. Any person who, without such justification or excuse as would be sufficient in the case of the defamation of a private person, publishes anything intended to be read, or any sign or visible representation, tending to degrade, revile or expose to hatred or contempt any foreign prince, potentate, ambassador or other foreign dignitary with intent to disturb peace and friendship between Uganda and the country to which such prince, potentate, ambassador or dignitary belongs, commits a misdemeanour. 54. Foreign enlistment. Any person commits a misdemeanour who does any of the following acts without the licence of the President— (a) who prepares or fits out any naval or military expedition to proceed against the dominions of any friendly State, or is engaged in such preparation or fitting-out, or assists in it, or is employed in any capacity in such expedition;