In the spring of 1941, when Slovenia was invaded by Germany, Italy, and Hungary, Slovenes faced at best assimilation, and at worst deportation or extermination. Still, a significant number of Slovenes would eventually collaborate with the Axis powers. Why were they so ready to work with their invaders, and why did the occupiers permit this collaboration?

Gregor Joseph Kranjc investigates these questions in To Walk with the Devil, the first English-language book-length account of Slovene-Axis collaboration during the Second World War. Examining archival material and post-war...