Historical aircraft refer to airplanes and flying machines that played significant roles in the development of aviation. These include early models like the Wright Flyer, which made the first powered flight in 1903, and military aircraft such as the Supermarine Spitfire, known for its role in World War II. Each of these aircraft contributed to advancements in design, technology, and aerodynamics. Many historical aircraft are now preserved in museums or displayed at airshows, allowing the public to appreciate their engineering and historical significance. Examples include the Boeing B-17 Flying Fortress and the Concorde, which represent milestones in commercial and military aviation history.