<p>This timely analysis of security in Europe identifies the factors that enable and hinder the creation of networks of defence cooperation across the continent.</p><p> Going beyond regional arrangements established by NATO and the European Union this book considers the subregional level by focusing on bilateral and minilateral defence collaborations. It provides a new conceptual framework to assess the rationales leadership and the complex dynamics within these alliances and highlights how they shape and interact with NATO and EU initiatives.</p>