A fully searchable collection of primary source documents from Britain's Foreign and Commonwealth Office (FCO), shedding light on diplomatic history throughout the 20th C. It is based on three print series which form a record of British peacetime diplomacy since the end of the 19th C: British Documents on the Origins of the War 1898-1914, Documents on British Foreign Policy 1918-1939 and Documents on British Policy Overseas. DBPO is produced in collaboration between ProQuest and the FCO.