Introduction

Since the beginning of the bull market for raw materials and energies 2006 to 2008 the European security of energy supply is a topic of utmost actuality. It has culminated with the supply disruptions in the wake of the Russian-Ukrainian gas disputes in the winters 2005/2006 and 2008/2009, when the security of supply is discussed in the light of defense politics and an Energy-NATO. By far the most important supplier for Europe is the Russian company Gazprom. The main Community imports are from Russia (42 %), Norway (24 %), Algeria (18 %), Nigeria (3,1 %), Libya (2,0 %), ...