| 6 November 1824 |
26 February 1825 |
Treaty between His Britannic Majesty and His Majesty the King of Sweden and Norway for preventing their subjects from engaging in any traffic in slaves |
| 24 August 1850 |
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Convention between Great Britain and Sweden and Norway, for the regulation and improvement of the Communication by Post |
| 8 May 1852 |
19 June 1852 |
Treaty between Great Britain, Austria, France, Prussia, Russia, Sweden and Norway, on the one part, and Denmark on the other part, relative to the Succession to the Crown of Denmark |
| 31 March 1854 |
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Exchange of Notes between the United Kingdom and Sweden and Norway in regard to Coasting Trade |
| 14 March 1857 |
31 March 1857 |
Treaty between Great Britain, Austria, Belgium, France, Hanover, Mecklenburg-Schwerin, Oldenburg, Netherlands, Prussia, Russia, Sweden and Norway, and the Hanse Towns, on the one part, and Denmark, on the other part, for the Redemption of the Sound Dues |
| 22 June 1861 |
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Treaty between Great Britain, Austria, Belgium, Brazil, Denmark, Spain, France, Mecklenburg-Schwerin the Netherlands, Portugal, Prussia, Russia, Sweden and Norway, and the Hanse Towns, on the one part, and Hanover on the other part, for the Redemption of the Stade Toll |
| 22 August 1864 |
22 June 1865 |
Convention for the Amelioration of the Condition of the Wounded in Armies in the Field |
| 11 December 1868 |
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Declaration between Great Britain, Austria, etc., renouncing the use, in time of War, of Explosive Projectiles under 400 Grammes Weight |
| 26 June 1873 |
17 October 1873 |
Treaty between Great Britain and Sweden and Norway for the Mutual Surrender of Fugitive Criminals |
| 3 July 1880 |
3 July 1880 |
Convention between Great Britain, Austria-Hungary, Belgium, Denmark, France, Germany, Italy, Morocco the Netherlands, Portugal, Spain, Sweden and Norway, and the United States, for the Settlement of the Right of Protection in Morocco |
| 12 July 1881 |
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Agreement between Great Britain and Sweden and Norway, for the Mutual Relief of Distressed Seamen |
| 20 March 1883 |
6 July 1884 |
Convention between Belgium, Brazil, France, Guatemala, Italy, Netherlands, Portugal, Salvador, Servia, Spain and Switzerland, for the Protection of Industrial Property [Paris Convention for the Protection of Industrial Property] |
| 14 March 1884 |
1 May 1888 |
Convention between Great Britain, the Argentine Republic, Austria-Hungary, Belgium, Brazil, Colombia, Costa Rica, Denmark, the Dominican Republic, France, Germany, Greece, Guatemala, Italy, Netherlands, Persia, Portugal, Roumania, Russia, Salvador, Servia, Spain, Sweden and Norway, Turkey, United States, and Uruguay, for the Protection of Submarine Cables |
| 26 February 1885 |
19 April 1886 |
General Act of the Conference at Berlin of the Plenipotentiaries of Great Britain, Austria-Hungary, Belgium, Denmark, France, Germany, Italy, Netherlands, Portugal, Russia, Spain, Sweden and Norway, Turkey, and the United States, respecting (1) Freedom of Trade in the Basin of the Congo, (2) the Slave Trade, (3) Neutrality of the Territories in the Basin of the Congo, (4) Navigation of the Congo (5) Navigation of the Niger ; and (6) Rules for future Occupation on the Coasts of the African Continent. |
| 1 December 1886 |
1 May 1888 |
Declaration of the Plenipotentiaries of the Signatory Governments of the Convention of the 14 March, 1884, for the Protection of Submarine Cables, explanatory of Articles II and IV of the Convention |
| 7 July 1887 |
7 July 1887 |
Protocol signed by the Plenipotentiaries of the Signatory Governments of the Convention of March 14, 1884 for the Protection of Submarine Cables, respecting the date on which the Convention should be put into force. |
| 2 July 1890 |
31 August 1891 |
General Act of the Brussels Conference relative to the African Slave Trade (Great Britain, Austria-Hungary, Belgium, Congo, Denmark, France, Germany, Italy, Netherlands, Persia, Portugal, Russia, Spain, Sweden and Norway, Turkey, United States, and Zanzibar). (with annexed Declaration of the same date.) |
| 30 January 1892 |
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International Sanitary Convention (1892) |
| 29 June 1895 |
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Protocol respecting proposed International Convention for Protection of Wild Birds useful to Agriculture |
| 8 June 1899 |
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International Convention respecting the Liquor Traffic in Africa |
| 29 July 1899 |
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International Convention for Adapting to Maritime Warfare the Principles of the Geneva Convention of August 22, 1864 |
| 29 July 1899 |
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International Convention for the Pacific Settlement of International Disputes |
| 29 July 1899 |
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International Convention with respect to the Laws and Customs of War by Land |
| 18 May 1904 |
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International Agreement for the Suppression of the White Slave Traffic |
| 11 August 1904 |
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Convention between the United Kingdom and Sweden and Norway providing for the Settlement by Arbitration of certain classes of questions which may arise between the respective Governments |
| 20 May 1905 |
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Treaty between Great Britain and Sweden and Norway for the Marriage of Her Royal Highness Princess Margaret of Great Britain and Ireland with His Royal Highness Prince Gustavus Adolphus of Sweden and Norway |
| 30 August 1907 |
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Accession of the United Kingdom to the Declarations signed at The Hague, Jul 29, 1899, Respecting (1) Expanding Bullets, (2) Asphyxiating Gases |