March 1957 — The six founding members sign the Treaties of Rome, creating the European Economic Community (EEC), or ‘common market’, and the European Atomic Energy Community (Euratom).
Márta 1957 — Shínigh na sé Bhallstát bhunaitheacha Conarthaí na Róimhe, a chruthaigh Comhphobal Eacnamaíochta na hEorpa (CEE), nó an ‘cómhargadh’, agus an Comhphobal Eorpach do Fhuinneamh Adamhach (Euratom).