This book chronicles the political-military development of the Korean Peninsula since 1945, with particular attention to North Korea's pursuit of nuclear technology and nuclear weapons, and how it has shaped Northeast Asian security and non-proliferation policy and influenced the strategic choices of the United States and all regional powers. I focus on North Korea's leaders, institutions, political history, and the system's longer-term prospects. How has an isolated, highly idiosyncratic, small state repeatedly stymied or circumvented the policy preferences of much more powerful states,...