This book advances North Atlantic Treaty Organization (henceforth, NATO) burden analysis through a decomposition of the political, financial, social, and defense burdens members take on for the institution. The overemphasis of committing a minimum of 2% of member state Gross Domestic Product (GDP) to defense spending, as a proxy indicator of alliance commitment does not properly reflect how commitments reduce risks should Article V be invoked through attack (i.e., 2% is a political & symbolic target adopted by Defense Ministers in 2006 at Riga). Considering defense burdens multi-dimensionally...