1. Treaty Between the United States and Great Britain Relating to Boundary Waters and Questions Arising Along the Boundary Between Canada and the United States, Washington, 11 January 1909. TS No 548
2. Convention for the Unification of Certain Rules of Law respecting Assistance and Salvage at Sea, Brussels, 23 September 1910. UKTS 1913 No 4 (entered into force 1 March 1913)
3. Treaty of Peace between the Allied and Associated Powers and Germany, Versaille, 28 June 1919. ATS 1920 No 1 (entered into force generally 10 January 1920)
4. International Convention for the Unification of Certain Rules relating to the Immunity of State-owned Vessels, Brussels, 10 April 1926. 176 LNTS 199 (entered into force 8 January 1936)
5. Convention on the International Maritime Organisation, Geneva, 6 March 1948. 289 UNTS 3 (entered into force 17 March 1958)