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By Ruth Henig. Dr Ruth Henig, CBE, is an academic historian and Labour Party politician. Specialising in 20th-century international history, she has written three Lancaster Pamphlets: on the origins of the First and Second World Wars, Versailles and After: 1919-1933; on the Treaty of Versailles and international diplomacy in the 1920s; and The League of Nations (1973).
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