Drawn from the British Foreign Office Files (Class FO 371), This series documents the founding of the European Coal and Steel Community (ECSC), which played a defining role in the development of an economically integrated Europe. Series two further documents how the European Economic Community grew and rebuilt Europe after World War II.

Series 1, pt.1-3. The Schuman plan and the European Coal and Steel Community. Catalog Record.

Series 2, pt 1-3. The Treaty of Rome and European Integration, 1957-1960. Catalog Record.