The Iroquois Confederacy's political structure may have shaped the US Constitution

The US framework of government has influenced the constitutions of many other countries

In 1787, the US Constitution introduced a system built on the separation of powers and individual liberties, including freedom of speech and religion. Though widely influential, its rigidity has made it less of a modern model as countries adopt more adaptable constitutional frameworks.

Native Americans built democratic systems of governance

Indigenous nations, such as the Muscogee, a confederacy of towns in the present-day Southeast, practiced participatory governance centered on communal decision-making and the consent of the governed.

One Native leader tried to save his people's land by building a nation

As the US pushed westward in the 19th century, one leader of the Ojibwe people fought back not with arms but with politics, seeking to preserve his people's territory and way of life by building a formal Native nation capable of negotiating on equal footing with the US government.

The Constitution included compromises that still shape the US today

The creation of the Constitution necessitated numerous compromises to accommodate the diverse interests of the states. The significant compromises included resolutions on debates over representation in Congress and the status of enslaved individuals.

The US has 575 federally recognized tribal nations, each a sovereign government

Tribal governments are sovereign, with authority to pass laws, run courts, and levy taxes on their lands. Unlike cities or counties, they are not created by states. Their sovereignty predates the United States itself and is recognized in the Constitution, treaties, and federal law.

The US Constitution is widely regarded as the longest-standing written national constitution still in force—see how it has influenced rights worldwide.

Federal systems are a minority among the United Nations' 193 members

Of the United Nations' 193 member countries, roughly two dozen use a federal system, dividing power constitutionally between national and subnational governments. This group includes the United States, India, Canada, Germany, and more. The video walks through examples of how these states operate.

Madison's Virginia Plan proposed a strong national government with population-based representation

Crafted by Madison and introduced at the opening of the Constitutional Convention of 1787, the Virginia Plan outlined a three-branch federal government and a bicameral legislature. This plan shaped the structure and direction of the debates that led to the creation of the US Constitution.

Colonial self-rule fostered strong autonomy and distrust of centralized power

American colonies were governed through a patchwork of different systems, ranging from Crown-run to locally controlled. Broad local autonomy—often followed by sudden imperial crackdowns—taught colonial leaders to prize home rule and distrust distant centralized power, attitudes that later informed US federalism.

The United States is one of only around two dozen countries with a fully federal system of government, in which power is divided between national and state governments.

Read the Federalist Papers—the essays that defended the proposed Constitution

Written between 1787 and 1788, the Federalist Papers—85 essays by Alexander Hamilton, James Madison, and John Jay—defended the Constitution and articulated the logic of federalism. They remain a key guide to the original interpretation of the Constitution.

Trace how the Bill of Rights, inspired by centuries of political theory, took shape between 1774 and 1789.

The Articles of Confederation were not a federal system

Ratified in 1781, the Articles of Confederation left the states sovereign and independent, denied the national government power to tax or regulate commerce, and forced Congress to act through the states—exposing the limits of confederation and paving the way for US federalism.

The Seneca Falls Declaration was modeled on the Declaration of Independence

At the 1848 Seneca Falls Convention—the first women’s rights convention in US history—Elizabeth Cady Stanton drafted the Declaration of Sentiments, consciously modeled on the Declaration of Independence, to argue that women were denied fundamental rights and justified in demanding legal and political equality.

The Constitution was written in the same building where the Declaration of Independence was signed

The US Constitution was drafted in the Pennsylvania State House—the same building in Philadelphia where the Declaration of Independence was signed in 1776. Read this page from the National Constitution Center for other fast facts about the document.

Native Americans were not granted US citizenship until 1924

The Indian Citizenship Act granted citizenship to all Native Americans born in the US, more than 130 years after the Constitution's ratification. Even then, some states continued to deny Native Americans the right to vote for decades.

The first test of America's war powers came just a decade after the Constitution was ratified

During the undeclared Quasi-War with France in 1800, the Supreme Court ruled in Bas v. Tingy that Congress had authorized a valid "imperfect war" through statutes alone, without a formal declaration, establishing that there is a legal spectrum between peace and declared war.

Cases during John Marshall's tenure defined the principles of federal Indian law

During Marshall's tenure, three landmark rulings—Johnson v. M'Intosh, Cherokee Nation v. Georgia, and Worcester v. Georgia—established foundational doctrines of federal Indian law, defining tribal sovereignty, limiting state authority, and placing primary responsibility for Native affairs in the federal government.

The Founders placed the pursuit of happiness at the center of good governance

This podcast explores the central place happiness played in the American founding, highlighting the influence of Greek and Roman moral philosophy on the founders’ constitutional ideas.

The Judiciary Act of 1789 created the foundation of the federal justice system

Passed by the First Congress, the Judiciary Act of 1789 established the federal court system, the Office of the Attorney General, and the US Marshals Service—the first law concerning national law enforcement and legal administration.

The Mississippian culture mastered corn cultivation, long-distance trade, and complex governance

From roughly 1100 to 1540, Mississippian peoples across what is now the Southeastern United States mastered corn cultivation, built political structures that organized large populations, and maintained trade networks that spanned much of the continent.

Rhode Island skipped the Constitutional Convention

Delegates from 12 of the original 13 states attended the 1787 Constitutional Convention. Rhode Island initially refused to participate, fearing centralized power. The state eventually joined the new republic after its ratification.

The rivalry between Alexander Hamilton and Thomas Jefferson centered on federalism—the question of how much power the federal government should hold relative to the states.

The Stamp Act's real purpose was protecting colonists from Native Americans

The troops the act funded weren't left in America to guard against France, but to manage the aftermath of Pontiac's Rebellion and keep the peace between colonists and Indigenous nations. Some historians argue this means Native American resistance to British expansion indirectly triggered the tax that sparked the Revolution.

The League of Nations was the predecessor to the UN—and the US never joined

The League of Nations—established in 1920 after World War I—was the first global organization aimed at maintaining world peace. Although US President Woodrow Wilson championed its creation, the United States never joined.

The 1621 Pilgrim-Wampanoag peace treaty was the first of its kind

The Wampanoag people, weakened by disease, were at risk of being forcefully subsumed by the neighboring Narragansett tribe. Recognizing an opportunity, the Wampanoag offered the settlers necessary survival skills in exchange for protection through the settlers’ firearms. The treaty remained in place for more than 40 years.

Abolitionists shaped American history from the Revolution to the Civil War

Abolitionists of all backgrounds organized against slavery from the founding era onward. Historian Manisha Sinha argues that their decades of activism fundamentally shaped American democracy and made emancipation possible.

Sequoyah single-handedly invented a writing system for the Cherokee language

Without formal education, Cherokee citizen Sequoyah spent more than a decade in the early 1800s developing an 86-character syllabary—a writing system in which each symbol represents a spoken syllable—for the Cherokee language. Within a few years, most Cherokees could read and write it.

The power and influence of the American presidency have expanded significantly over time—far beyond what the founders envisioned.

Homer's warrior tales were loosely based on the Mycenaean civilization

The great eighth-century BCE poet Homer's "Iliad" and "Odyssey" portray a great warrior culture based in large palaces around the Aegean Sea in the Mediterranean. Historians and archaeologists have long believed Homer's stories were based on the Mycenaean civilization, which flourished several centuries before his time.

Meet the 56 signers of the Declaration of Independence—most of whom didn't put pen to paper until August 2, 1776—and see their original signatures.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

The idea for the Federal Reserve was conceived in secret in 1910—with bankers donning duck hunt gear for disguise while traveling to a remote country club on Georgia's Jekyll Island

Despite being favored by 87% of Americans, Congress does not have term limits.

The 19th-century painters of the Hudson River School were among the first American romantics, with portraits that displayed the natural beauty of the young country.

See a 3D reconstruction of Tenochtitlan, the Aztec capital that was home to an estimated population of 200,000 to 400,000.

Many legends about George Washington, including his supposed wooden teeth and the story of cutting down the cherry tree, lack evidence.

During the French Revolution, a botanist's letter asking about "dear Rhus" (poison ivy) was intercepted, leading authorities to suspect he was conspiring with the Russians.

The Brothers Grimm were lawyers before they were storytellers, and became interested in fairy tales as they began investigating how rules and customs had been passed down through cultures.

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

Crows are believed to have intelligence on par with a seven-year-old child and demonstrate complex behaviors, from problem-solving with tools to recognizing human faces.

The US first hosted the World Cup in 1994, a tournament that lives in soccer infamy for its poor planning and the murder of Colombian player Andres Escobar, who'd accidentally scored on his own net.

View the ten deadliest tornadoes in US history.

'Shogun,' a 1980s TV series, helped popularize sushi in the US by stimulating an American interest in Japanese culture.

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight

A small portion of The Winstons' 'Amen, Brother,' an obscure '60s gospel record, is the basis for thousands of hip-hop tracks, making it one of the most sampled records ever that's informally known as 'the Amen break.'

Cultural norms about how to handle the bodies of loved ones in communities in West Africa have hampered Ebola responses.

See how fireworks are made and learn how metals like magnesium and copper are responsible for different colors.

The Nasdaq's 'Magnificent 7' companies are responsible for roughly 40% of the Nasdaq 100 index's gains, while the remaining 93 companies account for the other 60%.