A historical documentary is a film or video that explores and presents factual information about past events, people, or cultures. These documentaries often use a combination of archival footage, photographs, interviews, and narration to provide a comprehensive understanding of the subject matter. They aim to educate viewers about significant moments in history, such as wars, social movements, or influential figures like Martin Luther King Jr.. Typically, historical documentaries are produced by filmmakers who conduct thorough research to ensure accuracy. They may focus on specific themes, such as World War II or the Civil Rights Movement, and are often used in educational settings to enhance learning about history.