1. James Cronan 28 November 2014 The Keystone of Diplomacy Recataloguing Treaties in The National Archives

2. 272 catalogue entries in the principal series for treaty protocols and ratifications, have had their descriptions enhanced to include the name by which they were more popularly known Convention on Prisoners of War, 27 July 1929 – Geneva Convention Protocol of Proceedings of the Berlin Conference, 02 August 1945 – Potsdam Agreement Agreement on Northern Ireland, 15 November 1985 – Anglo-Irish Agreement The project

3. SP 108 1579-1780 Protocols and ratifications (556 boxes) FO 93 1775-2003 Protocols (9300 items) FO 94 1782-2005 Ratifications (3269 boxes and volumes) Principal series

4. Types of treaty Marriage and alliance Pacifications Truces Trade - Mercantile intercourse and agreement

5. What has changed

7. Sources used 7 Encyclopedia Britannica Whittaker’s Almanac Foreign Office index to treaties 1635 - 1913 The Oxford History of the British Empire Wikipedia

8. 1703 Portugal: Full Powers to negotiate Treaty of Commerce SP 108/389

9. 1713 France: Treaty of Perpetual Peace and Friendship SP 108/72

10. 1783 America: Treaty of Peace FO 93/8/2

11. 1839 Belgium: Ratification of the Treaty of Peace FO 94/54

12. 1855 Japan: Ratification of Convention of Commerce etc. FO 94/459

13. 1856 Siam: Ratification of Treaty of Friendship and Commerce FO 94/492

14. 1864 Turkey: Ratification of Treaty of Union of the Ionian Islands with Greece FO 94/573

15. 1878 Turkey: Convention of Defensive Alliance between Great Britain and Turkey FO 93/110/27B

16. 1878 Germany: Ratification of Treaty of Berlin FO 94/654

17. 1898 China: Ratification of the Convention for Extension of Hong Kong Territory FO 94/839

18. 1902 South Africa: Article of Agreement for the Cessation of Hostilities FO 93/107/9