The Spanish Empire: A Historical Encyclopedia provides students as well as anyone interested in Spain, Latin America, or empires in general the necessary materials to explore and better understand the centuries-long empire of the Iberian kingdom. The work is organized around eight themes to allow the reader the ability to explore each theme through an overview essay and several selected encyclopedic entries.

This two-volume set includes some 180 entries that cover such topics as the caste system, dynastic rivalries, economics, major political events and players, and wars of independence. The entries provide students with essential information about the people, things, institutions, places, and events central to the history of the empire. Many of the entries also include short sidebars that highlight key facts or present fascinating and relevant trivia. Additional resources include an introductory overview, chronology, extended bibliography, and extensive collection of primary source documents.