Criminal investigation

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Criminal investigation is an applied science that involves the study of facts, used to identify, locate and prove the guilt of an accused criminal. A complete criminal investigation can include search, interrogation, evidence collection, and preservation of evidence. Modern-day criminal investigations commonly employ many modern scientific techniques known collectively as forensic science.

History[edit | edit source]

The history of criminal investigation dates back to ancient civilizations. Early methods included torture and ordeals. The development of more systematic approaches began in the 18th century with the establishment of the Bow Street Runners in London. The 19th century saw the formation of the first modern police force, the Metropolitan Police Service in London, which included a detective branch.

Methods[edit | edit source]

Criminal investigations employ various methods to gather evidence and solve crimes. These methods include:

Types of Evidence[edit | edit source]

Evidence in criminal investigations can be classified into several types:

Forensic Science[edit | edit source]

Forensic science plays a crucial role in modern criminal investigations. It includes various disciplines such as:

Legal Aspects[edit | edit source]

Criminal investigations must adhere to legal standards to ensure that evidence is admissible in court. This includes following proper procedures for:

Notable Cases[edit | edit source]

Several high-profile criminal investigations have shaped the field, including:

Related Pages[edit | edit source]

Categories[edit | edit source]

Contributors: Prab R. Tumpati, MD