Congress actually voted to approve independence on July 2, 1776, leading many Founders to believe that would be the date Americans would one day celebrate.

This video highlights lesser-known facts about the Declaration of Independence, including that Congress approved independence on July 2—leading many Founders to believe that would be the day Americans would celebrate their independence.

July Fourth wasn't always a holiday, and its meaning has changed over time.

Since 1776, the Declaration of Independence has served as a model for more than 100 nations and freedom organizations writing their own declarations.

The Declaration of Independence was not only a statement of principles but also an appeal for military allies that the struggling colonists needed to survive.

In the early 1900s, Fourth of July celebrations were so dangerous that a reform movement emerged to make them safer.

Meriwether Lewis grew up in the same neighborhood as Jefferson

Hailing from Jefferson’s Albemarle County neighborhood in Virginia, Lewis was a trusted aide and former Army officer. After leading the Corps of Discovery, he became Louisiana Territory governor in 1806, dying three years later under mysterious circumstances.

Both Abigail and John Adams had complicated relationships with Thomas Jefferson.

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.

This online exhibit from the Daughters of the American Revolution presents a visual slideshow of all 56 signers of the Declaration of Independence, pairing portraits and biographies with photographs of their handwritten signatures.

Madison and Jefferson forged a political alliance that shaped the early US republic

Beginning in the 1780s, James Madison and Thomas Jefferson collaborated closely to oppose centralized power, to found the Democratic-Republican Party, and to guide the nation's early debates on constitutional and foreign policy.

See how the Declaration evolved from draft to final text

John Adams urged Congress to choose Thomas Jefferson to draft the Declaration because of his literary skill and low-profile reputation. Read Jefferson's initial draft, which included passages later removed, including a forceful denunciation of slavery.

The intellectual architect of the Monroe Doctrine was Secretary of State John Quincy Adams, not Monroe

Adams, the main foreign relations authority in the Cabinet, shaped the key parts of the Monroe Doctrine speech. He advocated for a unilateral American declaration to warn European powers, rejecting a potential joint statement with Britain favored by some Cabinet members.

Americans celebrated the end of the Revolutionary War with nationwide toasts

In 1783, citizens celebrated the signing of the Preliminary Articles of Peace with nationwide parties. Across the new country, many made 13 toasts to the 13 states. They also drank to George Washington. One poet in Boston wrote, “Health to his honor I’d freely drink, Had I a glass of wine; And whosoever with me shall think, May mix their toast with mine.”

John Marshall maintained a lifelong connection to George Washington

Marshall served under Washington in the Continental army, later delivered a memorial address following his death, and chaired the funeral arrangements. He also authored a five-volume, 3,200-page biography, "The Life of George Washington."

How the stock market performed under every US president

It's worth noting that the stock market as we know it today didn't exist under the leadership of earlier presidents, such as George Washington and Thomas Jefferson.

John Adams served as a lawyer for the British troops involved in the Boston Massacre, believing they deserved a fair trial.

Abraham Lincoln's assassination helped create the multibillion-dollar funeral business

After the president was killed in April 1865, he became one of the first well-publicized embalming examples in the US. The burgeoning science enabled his body to go on a multistate tour. Prices soon climbed for the process and fueled more wakes, perhaps helping to lay the foundation for the pricy funeral industry.

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.

Alexander Hamilton and Thomas Jefferson clashed over how power should be divided in the new republic—Hamilton favoring a strong national government with broad implied powers, and Jefferson warning that such authority would erode state power and threaten republican liberty.

John Marshall gained national prominence during the XYZ Affair

In 1797, President John Adams sent Marshall to France amid seizures of American ships. French intermediaries demanded loans and bribes before talks, and Marshall refused. Publication of the dispatches fueled the Quasi-War and elevated his reputation in the United States.

George Washington's birthday was a federal holiday until it was moved to the third Monday in February in 1968

Washington's February 22 birthday became a federal holiday in 1879. A 1968 law moved it to the third Monday in February, and decades of advertising popularized the unofficial name "Presidents' Day," which the federal government never formally adopted.

Thomas Jefferson displayed a bust of his political rival, Alexander Hamilton, in the entrance hall of Monticello, placed opposite his own likeness.

George Washington resigned after two terms to avoid the precedent of dying in office

America's first president could have stayed in office longer, but he knew the chances were high he would die in the middle of a term. So he quit after two to signal to future commander-in-chiefs that the presidency was not a lifetime position.

Thomas Jefferson and John Marshall clashed over national power and states' rights

Distant cousins Jefferson and Marshall advanced opposing constitutional visions—Jefferson favoring states' rights and local majorities, while Marshall defended broad federal authority and judicial review. Through decisions such as McCulloch v. Maryland, Marshall advanced national supremacy over state resistance.

The devastation of the American Civil War led to the establishment of Memorial Day

Tracing its origins to the post-Civil War era, Memorial Day began as local tributes to those who lost their lives in the war. Originally taking place annually on May 30, it was moved to the final Monday in May in 1971.

The Founding Fathers were divided in their reactions to the Boston Tea Party.

The US president who had the most children

John Tyler, America’s 10th president, was born in 1790, yet still has one living grandchild. This bizarre phenomenon can be explained by his 15 children, which he had throughout all stages of his adult life. Tyler had eight children with one wife and seven with another, leading him to hold the title as the US president with the most children. Tyler was also the first US president to get married while in office.

The Founders were split on term limits during the Constitutional Convention

At the Constitutional Convention, delegates debated whether to mandate term limits. In letters, Jefferson warned that indefinite service could entrench power, while Madison argued that regular elections—not forced turnover—were the best safeguard against abuse.

Since 1800, every president has lived and worked in the White House

John Adams became the first president to live in the White House when it was completed in 1800. Since then, every American president has used it as both a residence and the official seat of executive power.

George Washington was a fan of barbecue

The first US president celebrated laying the cornerstone of the US Capitol by hosting a barbecue, the centerpiece of which was a 500-pound ox. By the 19th century, barbecue was a standard component of public celebrations, including Independence Day and Memorial Day.

Celebrations for America's 150th birthday in 1926 were a poorly organized mess that nearly bankrupted the host city of Philadelphia.

Explore the life and presidency of George Washington, whose two terms in office were defined by precedent-setting, restraint, and institution-building.

As the first president, Washington established lasting norms: enforcing civilian control of the military rather than placing it in the hands of generals, forming a Cabinet, asserting federal authority during the Whiskey Rebellion, and voluntarily stepping down after two terms.

James Monroe first outlined what became known as the 'Monroe Doctrine' during his 1823 Annual Message to Congress

President Monroe used his Annual Message to Congress to warn European powers against further colonization in the Western Hemisphere, asserting US opposition to foreign intervention and laying the foundation for a cornerstone of American foreign policy that remains to this day.

The namesake of gerrymandering was a signatory of the Declaration of Independence

Elbridge Gerry, a Massachusetts statesman and vice president under James Madison, signed the Declaration of Independence. He is also the only signer buried in Washington, DC, interred at Congressional Cemetery.

Hamilton's endorsement helped win Jefferson the presidency

In the 1800 presidential election, neither candidate won a majority in the Electoral College, sending the decision to the House of Representatives. After 36 failed votes, Alexander Hamilton lobbied for his ideological rival, Thomas Jefferson, over Aaron Burr, helping break the deadlock.

Thomas Jefferson is rumored to have anonymously submitted a design for the White House

Of the design submissions for the White House, one is rumored to have been submitted by Thomas Jefferson, an amateur architect. Though his design did not win, he later influenced the grounds as president, adding formal gardens, wooded areas, and a carriage drive.

In 1804, Alexander Hamilton was mortally wounded in a duel with Aaron Burr

The fatal duel between Alexander Hamilton and Aaron Burr followed years of political rivalry. Hamilton had criticized Burr's character and fitness for office, prompting Burr to demand a retraction, which ultimately led to the deadly encounter.

The National Archives protects billions of historical documents, including the Declaration of Independence and the US Constitution.

This "60 Minutes" segment takes viewers behind the scenes at the National Archives, showcasing how experts use conservation science, security, and technology to preserve cornerstone records—such as the original Declaration of Independence—for future generations.

See 10 of the artifacts on display at the Smithsonian's America at 250 exhibition

From Thomas Jefferson's portable writing desk to a first-generation iPod, the National Museum of American History is showcasing 250 objects across all three floors to mark the 250th anniversary of the Declaration of Independence.

As president, Thomas Jefferson expanded federal power despite opposing centralized authority

Although Jefferson argued for limited national power, his presidency expanded federal authority through actions such as the Louisiana Purchase, territorial governance, and federal enforcement—reflecting a pragmatic departure from his earlier strict interpretation of the Constitution.

Marshall was briefly secretary of state and chief justice at the same time

Appointed secretary of state by John Adams in 1800, Marshall oversaw foreign policy during disputes with France, Britain, and Spain, including support for the Convention of 1800. For about a month in early 1801, he served as both secretary of state and chief justice.