by Andrew Marshall

What was War Plan Orange?

Introduction War Plan Orange (commonly known as Plan Orange or just Orange) is a series of United States Joint Army and Navy Board war plans for dealing with a possible war with Japan during the years between the First and Second World Wars (refer to US Colour-Coded War Plans). It failed to foresee the significance… Read More

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by Andrew Marshall

What was War Plan Red?

Introduction War Plan Red, also known as the Atlantic Strategic War Plan, was one of the colour-coded war plans created by the United States Department of War during the interwar period of 1919-1939, covering scenarios related to a hypothetical war with the British Empire (the “Red” forces, likely in reference to the Red Ensign). Many… Read More