This detailed historical study traces the global patterns of human migration, analyzing the forces that have driven emigration and immigration across centuries. Covering major waves of movement from Europe, Asia, and other regions, it investigates the economic, political, and cultural contexts behind mass migrations. The book also examines the development of immigration policies and national attitudes, offering insight into the evolving nature of identity, citizenship, and social change. With global scope and scholarly clarity, it provides a foundational understanding of migration's role in shaping world history.