Our Top Primary Sources of 2025 highlights documents that illuminate key debates, ideas, and conflicts in U.S. history, spanning the colonial period through the twentieth century. These sources show how Americans have wrestled with questions of power, liberty, equality, and national identity over time. At the foundation are texts that shaped the nation’s political structure and early debates over governance. The Declaration of Independence, The Rights of the Colonists, A Model of Christian Charity, and the Federalist-Anti-Federalist exchanges (Federalist 10, Federalist 51, Brutus 1) reveal competing visions of government, human nature, and civic responsibility. The Hamilton Plan and The Cross of Gold Speech demonstrate how these early debates evolved into conflicts over economic policy, democracy, and federal authority. The collection also emphasizes voices that challenged Americans to live up to their ideals. What to the Slave Is the Fourth of July?, Letter from Birmingham Jail, I Have a Dream, The Talented Tenth, and What America Would Be Like Without Blacks trace the intellectual and political leadership of African Americans, showing how they invoked the nation’s founding principles to critique injustice and demand reform across centuries. Other sources confront moral and historical contradictions. Slavery a Positive Good and the Corner Stone Speech reveal unapologetic defenses of slavery and white supremacy, while I Will Fight No More Forever records the human cost of forced removal and broken promises to Native nations. The Annexation of Hawaii and Letters and Journals from the Oregon Trail complicate expansion narratives, highlighting migration, imperialism, and cultural conflict. Finally, the list includes documents that expand historical inquiry beyond politics. The Long Telegram captures Cold War diplomacy, The Great Society Speech addresses federal responsibility for poverty and inequality, and Benjamin Franklin’s letter to the Royal Academy about Farting reminds us that historical figures were human, curious, and often witty. Together, these 25 sources reveal the breadth of American history—its ideals, contradictions, and ongoing debates—offering insight into the ideas, struggles, and decisions that have shaped the nation.