Brussels, 20/04/2011 (Agence Europe) - The number of terrorist attacks recorded in the European Union in 2010 fell to 249, down 21.2% on 2009, the European police cooperation organisation, Europol, announced on Tuesday in its Terrorism Situation and Trend Report 2010. The economic recession and the political instability in North Africa remain sources of concern, however, for Europol. And it is worried by the increased level of organisation among terrorist groups and the more sophisticated...