This book advances a new theory of why nationalism emerged in the modern world. In particular it explains why nationalism and economic development are closely linked, and why warfare plays a crucial role in the spread of the nation-state system. It is based on qualitative and quantitative...

"At the end of the nineteenth century, Southeastern Europe became a prime sending region of emigrants to overseas countries, in particular the United States. This massive movement of people ended in 1914 but remained consequential long thereafter, as emigration had created networks, memories,...