#17 The Complexity of Diverse National ROE within Multinational Security Operations – Dr Regeena Kingsley In earlier blogs the vital concept of ‘unity of effort’ for effective multinational security campaigns was explored, in addition to the underlying structures of ‘unity of command’ and ‘cooperation, coordination and consensus’ (see blog “#7 The Fundamental Principle of “Unity of Effort” in Multinational Operations” and “#8 The “Unity of Effort Model” – Vital for Success in Multinational Operations”). U.S. General of the Army (GA) Dwight D. Eisenhower, the Supreme Allied Commander over more than one million allied forces in both the