Enlargement of the European Union and "morally imperative", which reflected the desire of the EU to admit these countries as members, even though they were less developed than the Western European countries. Following this Romania and Bulgaria, though were deemed initially as not fully ready by the Commission to join in 2004, acceded nevertheless on 1 January 2007. These, like the countries joining in 2004, faced a series of restrictions as to their citizens not fully enjoying working rights on the territory of some of the older EU members. Bulgaria and Romania are not yet members of the Schengen area; however, their citizens can travel
Energy policy of the European Union areas of energy research, development and promotion, via initiatives such as CEPHEUS (ultra-low energy housing), and programs under the umbrella titles of SAVE (energy saving) ALTENER (new and renewable energy sources), STEER (transport) and COOPENER (developing countries). Through Fusion for Energy, the EU is participating in the ITER project. In a poll carried out for the European Commission in October and November 2005, 47% of the citizens questioned in the 27 countries of the EU (including the 2 states that joined in 2007) were in favour of taking decisions on key energy policy issues at a European level. 37% favoured