Who was the first full-time detective in Chicago?

The first full-time detective in Chicago was Allan Pinkerton, a significant figure in law enforcement history. He established the Pinkerton National Detective Agency in 1850, which became instrumental in the development of private policing in the United States. Pinkerton's agency is known for introducing various investigative techniques and methods that modern law enforcement practices still employ today.

Allan Pinkerton's work also included high-profile cases such as tracking down criminals and preventing train robberies, making his impact on public safety and private investigation noteworthy. His legacy is significant in the context of both law enforcement and labor relations, as he was involved in various labor disputes during his career, providing insight into the evolving nature of both fields.