The National Archive is a government institution responsible for preserving and providing access to important historical documents and records. It collects a wide range of materials, including official government papers, photographs, maps, and personal letters, ensuring that the nation's history is maintained for future generations. Located in various countries, such as the United States and United Kingdom, National Archives serve as vital resources for researchers, historians, and the public. They often host exhibitions and educational programs to promote awareness of historical events and the significance of archival materials in understanding the past.