Article 3 The High Contracting Parties undertake to adopt all appropriate measures with a view to preventing and suppressing the embarkation, disembarkation and transport of slaves in their territorial waters and upon all vessels flying their respective flags. The High Contracting Parties undertake to negotiate as soon as possible a general Convention with regard to the slave trade which will give them rights and impose upon them duties of the same nature as those provided for in the Convention of June 17th, 1925, relative to the International Trade in Arms (Articles 12, 20, 21, 22, 23, 24 and paragraphs 3, 4 and 5 of Section II of Annex II), with the necessary adaptations, it being understood that this general Convention will not place the ships (even of small tonnage) of any High Contracting Parties in a position different from that of the other High Contracting Parties. It is also understood that, before or after the coming into force of this general Convention, the High Contracting Parties are entirely free to conclude between themselves, without, however, derogating from the principles laid down in the preceding paragraph, such special agreements as, by reason of their peculiar situation, might appear to be suitable in order to bring about as soon as possible the complete disappearance of the slave trade. Supplementary Convention on the Abolition of Slavery, the Slave Trade, and Institutions and Practices Similar to Slavery 1956 Article 1 Each of the States Parties to this Convention shall take all practicable and necessary legislative and other measures to bring about progressively and as soon as possible the complete abolition or abandonment of the following institutions and practices, where they still exist and whether or not they are covered by the definition of slavery contained in article 1 of the Slavery Convention signed at Geneva on 25 September 1926: (a) Debt bondage, that is to say, the status or condition arising from a pledge by a debtor of his personal services or of those of a person under his control as security for a debt, if the value of those services as reasonably assessed is not applied towards the liquidation of the debt or the length and nature of those services are not respectively limited and defined; (b) Serfdom, that is to say, the condition or status of a tenant who is by law, custom or agreement bound to live and labour on land belonging to another person and to render 81