Sörgel tirelessly promoted this plan until his death in 1952. Dr Ricarda Vidal, a lecturer in Visual Culture and Cultural History at King's College London, said: 'His experience of World War I, the economic and political turmoil of the 1920s and the rise of Nazism in Germany convinced Sörgel that a new world war could only be avoided if a radical solution was found. And with little faith in politics, Sörgel turned to technology. The basis for his supercontinent would be formed by dams across the Strait of Gibraltar, the Dardanelles, and eventually between Sicily and Tunisia, each containing huge hydroelectric power plants.