Explore the intricate connection between communication and control in “Wireless and Empire: Geopolitics, Radio Industry, and Ionosphere in the British Empire, 1918-1939.” This groundbreaking book reveals how the British Empire’s dominance relied on wireless supremacy and atmospheric knowledge. Discover the interplay of science, industry, government, military, and education through the lens of radio development. The first study of its kind, it delves into the evolving relationship between imperial radio communications and atmospheric physics. Examine the growth of Britain’s radio industry and its ties to ionosphere research. Compare how Australia, Canada, and New Zealand adopted British R&D models. With original archival research from Britain and the Dominions, “Wireless and Empire” offers a provocative look at the interwar period and concludes with a unique epilogue on the realist interpretation of the atmosphere. Essential reading for historians and those interested in the geopolitics of technology.