The Dictator Dilemma tells the story of US bilateral relations with the Alfredo Stroessner dictatorship (1954–1989). Tyvela focuses on how and why that diplomatic relationship changed during the Cold War from cooperation, based on mutual opposition to communism, to conflict, based on clashing expectations concerning democratic reforms and human rights. The policy debates by officials in Washington and in Asunción brought out a tension that has defined US diplomacy for more than a century: how can the United States partner with tyrants while credibly proclaiming to advance a democratic...