| 1952 | 1958 | 1967 | 1993 | 1999 | 2003 | 2009? |
| European Coal and Steel Community (ECSC) | ||||||
| European Economic Community (EEC) |
European Community (EC) | |||||
| ...European Communities: ECSC, EEC (EC, 1993), Euratom | Justice & Home Affairs |
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| Police & Judicial Co-operation in Criminal matters (PJCC) | ||||||
| Common Foreign and Security Policy (CFSP) | ||||||
| E U R O P E A N U N I O N ( E U ) | ||||||
| Euratom (European Atomic Energy Community) | ||||||
| Treaty of Paris | Treaties of Rome | Merger Treaty | Treaty of Maastricht | Treaty of Amsterdam | Treaty of Nice | Reform Treaty |
|
"THREE PILLARS" - European Communities (EC, Euratom), Common Foreign and Security Policy (CFSP), Police and Judicial Co-operation in Criminal matters (PJCC) | ||||||