A/RES/54/151 Page 3 5. Calls upon all States that have not yet done so to consider taking the necessary action to sign or to ratify the International Convention against the Recruitment, Use, Financing and Training of Mercenaries;3 6. Welcomes the cooperation extended by those countries that have invited the Special Rapporteur; 7. Also welcomes the adoption by some States of national legislation that restricts the recruitment, assembly, financing, training and transit of mercenaries; 8. Invites States to investigate the possibility of mercenary involvement whenever criminal acts of a terrorist nature occur; 9. Requests the Secretary-General to provide the Special Rapporteur with all the necessary assistance, both professional and financial; 10. Urges all States to cooperate fully with the Special Rapporteur in the fulfilment of his mandate; 11. Requests the Office of the United Nations High Commissioner for Human Rights, as a matter of priority to be programmed in its immediate activities, to publicize the adverse effects of the activities of mercenaries on the right to self-determination and, when requested and where necessary, to render advisory services to States that are affected by the activities of mercenaries; 12. Requests the Secretary-General to invite Governments to make proposals towards a clearer legal definition of mercenaries, and, in this regard, requests the United Nations High Commissioner for Human Rights to convene expert meetings, as requested in previous General Assembly resolutions, to study and update the international legislation in force and to propose recommendations for a clearer legal definition of mercenaries that would allow for more efficient prevention and punishment of mercenary activities; 13. Requests the Special Rapporteur to report his findings on the use of mercenaries to undermine the right of peoples to self-determination, with specific recommendations, to the General Assembly at its fiftyfifth session; 14. Decides to consider at its fifty-fifth session the question of the use of mercenaries as a means of violating human rights and impeding the exercise of the right of peoples to self-determination under the item entitled “Right of peoples to self-determination”. 83rd plenary meeting 17 December 1999 /...