National significance refers to the importance of an event, person, or place in shaping a country's history, culture, or identity. It often highlights contributions that have had a lasting impact on the nation, such as the role of George Washington in the founding of the United States or the significance of the Civil Rights Movement in promoting equality. Recognizing national significance can lead to the preservation of historical sites, the celebration of cultural heritage, and the education of future generations. For example, landmarks like Independence Hall or events like Independence Day are celebrated for their roles in defining national values and unity.