Changes and objectives. European construction enters a decisive phase in its development this week. It has already seen periods of change every bit as significant: the dawn of the European Economic Community (EEC); the extension of the EU firstly to the Iberian peninsula and then to Central and Eastern Europe; the birth of the euro as the single currency. The issues to be debated and deliberated by the EU between now and the end of June are many and are likely to result in two consequences...