National documents are official papers that represent the identity, laws, and values of a country. These documents can include the Constitution, declarations of independence, and treaties. They serve as foundational texts that guide governance and outline the rights and responsibilities of citizens. In addition to legal texts, national documents may also encompass passports, birth certificates, and national IDs. These documents are essential for establishing citizenship and facilitating travel. They help maintain order and provide a sense of belonging within a nation.