This study is the report of a series of original investigations into the extent and causes of homicide in relation to such factors as climate, race, population, and law enforcement. The monograph features a critical summary of the significant information concerning homicide and presents the first published rates for each country and city in the registration area. Originally published in 1932. A UNC Press Enduring Edition -- UNC Press Enduring Editions use the latest in digital technology to make available again books from our distinguished backlist that were previously out of print. These editions are published unaltered from the original, and are presented in affordable paperback formats, bringing readers both historical and cultural value.