This book provides a comprehensive exploration of Richard Nixon's foreign policy, examining its key strategies, decisions, and long-lasting impact on the global order. The narrative covers Nixon's pivotal role in shaping U.S. diplomacy during the Cold War, including his engagement with the Soviet Union, China, the Middle East, and Latin America. Through his policy of détente, Nixon sought to ease Cold War tensions with the Soviet Union, culminating in landmark arms control agreements such as SALT I. His groundbreaking diplomatic opening to China fundamentally altered U.S.-China relations and reshaped the global balance of power, while also leveraging the Sino-Soviet split to the United States' advantage. Nixon's policy in the Middle East and Latin America demonstrated his pragmatic approach to regional conflicts, balancing U.S. interests with the complexities of supporting authoritarian regimes in the name of anti-communism. The book delves into Nixon's strategic use of the United Nations, his doctrine of burden-sharing, and his approach to global economic challenges such as the 1973 oil crisis. It also critically assesses the ethical and strategic consequences of Nixon's interventions, particularly in Latin America and Southeast Asia. Finally, the work explores the enduring legacy of Nixon's foreign policy in shaping post-Cold War U.S. diplomacy, arms control agreements, and global power dynamics. Through in-depth analysis of primary sources, historical events, and critical commentary, this book offers an in-depth look at Nixon's foreign policy and its profound influence on the trajectory of U.S. international relations into the 21st century.