This document provides an overview of the history and development of criminal investigation from the 1700s to present day. It discusses early figures like Jonathan Wild who employed thieves to catch thieves in 1720s England. It also outlines the development of organized police forces like the Bow Street Runners in 1750s England and the Metropolitan Police in 1829 London. The document then highlights milestones in criminal investigation techniques, such as the use of undercover officers, line-ups, and photography as evidence. Overall, it traces the evolution of criminal investigation from early ad hoc methods to the standardized processes used by modern law enforcement agencies worldwide.