The "Index Series" of Peaky Blinders functions as more than just a chronological record of the Shelby family’s rise; it is a meticulous study of how power is organized, quantified, and maintained in post-WWI Britain. By examining the show through the lens of an "index"—a systematic arrangement of influence—we can see how Tommy Shelby transforms a street gang into a legitimate political and industrial empire. The Architecture of the Index At its core, the series is indexed by three primary themes: blood, business, and bureaucracy. Blood (The Internal Index):