Leif Erikson reaches North America
Norse explorer Leif Erikson reaches Vinland, likely in present-day Newfoundland, nearly 500 years before Columbus.
Norse explorer Leif Erikson reaches Vinland, likely in present-day Newfoundland, nearly 500 years before Columbus.
Cahokia, near present-day St. Louis, is the largest urban center of the Mississippian culture in North America, dominated by Monks Mound.
From the 16th to the 19th century, an estimated 12.5 million enslaved Africans were shipped across the Atlantic to the Americas, with profound consequences for both continents.
English colonists establish Jamestown in Virginia, the first permanent English settlement in North America.
Samuel de Champlain founds Quebec on the St. Lawrence River, which becomes the centre of the colony of New France.
The Mayflower Pilgrims sign the Mayflower Compact and establish Plymouth Colony in Massachusetts.
In colonial Massachusetts, more than 200 people are accused of witchcraft and 19 are hanged.
George Washington, commander of the Continental Army and first President of the United States, is born in Virginia.
Britain and France, with their Indigenous allies, fight for control of North America; France is defeated and loses most of its territory on the continent.
British soldiers fire into a crowd in Boston, killing five people and heightening tensions between the colonies and Britain.
Colonists protesting British taxation dump an entire shipment of East India Company tea into Boston Harbor.
The first clashes between colonial militia and British troops in Massachusetts begin the American Revolutionary War.
The Continental Congress adopts the Declaration of Independence, proclaiming the 13 colonies free from Britain.
British General John Burgoyne surrenders to the Continental Army at Saratoga, a victory that helps bring France into an alliance with the Americans.
General Cornwallis surrenders to American and French forces at Yorktown, Virginia, effectively ending major fighting in the American Revolutionary War.
Britain signs a treaty with the United States in Paris, formally ending the American Revolutionary War and recognizing American independence.
The Constitutional Convention in Philadelphia adopts and signs the US Constitution, creating a federal government with separation of powers.
George Washington is sworn in as the first President of the United States in New York City.
Former President George Washington dies at his Mount Vernon estate in Virginia.
The United States buys the vast Louisiana territory from France, roughly doubling the size of the country.
Meriwether Lewis and William Clark lead an expedition across the American West to the Pacific coast and back.
Abraham Lincoln, 16th President of the United States who led the country through the Civil War, is born in Kentucky.
The United States declares war on Britain; fighting in North America and at sea ends with the Treaty of Ghent and no change in borders.
President James Monroe declares that the United States will oppose any further European colonization or intervention in the Americas.
President Andrew Jackson signs a law enabling the forced relocation of Native American nations west of the Mississippi, leading to the Trail of Tears.
Mexican troops under General Santa Anna storm the Alamo in San Antonio, killing its Texan defenders; the battle becomes a symbol of the Texas Revolution.
Samuel Morse sends "What hath God wrought" from Washington to Baltimore, inaugurating long-distance electric telegraphy.
War between the United States and Mexico following the US annexation of Texas; Mexico is defeated and loses about half of its territory.
At Massachusetts General Hospital, William Morton anaesthetises a surgical patient with ether in public, opening the era of surgical anaesthesia.
The discovery of gold at Sutter's Mill draws some 300,000 people to California from around the world, transforming the American West.
The treaty ends the Mexican–American War, with Mexico ceding California and much of today's Southwest to the United States.
The first women's rights convention in the United States adopts the Declaration of Sentiments, including a demand for women's suffrage.
War between the Union and the seceding Confederate states, centred on slavery, ending in Union victory and the abolition of slavery.
Confederate forces bombard Fort Sumter in Charleston Harbor, South Carolina, opening the American Civil War.
President Lincoln proclaims freedom for enslaved people in the Confederate states in rebellion.
Union forces defeat Robert E. Lee's army in Pennsylvania in the bloodiest battle of the Civil War, a turning point of the conflict.
Abraham Lincoln delivers a brief speech dedicating the military cemetery at Gettysburg, affirming the ideals of liberty and equality.
General Robert E. Lee surrenders to General Ulysses S. Grant, effectively ending the American Civil War.
John Wilkes Booth shoots President Lincoln at Ford's Theatre days after the Civil War effectively ends; Lincoln dies the next morning.
The Thirteenth Amendment to the US Constitution is ratified, formally abolishing slavery throughout the country.
The United States signs a treaty to buy Alaska from the Russian Empire for $7.2 million.
The colonies of Canada, Nova Scotia and New Brunswick unite as the Dominion of Canada, the beginning of the modern Canadian state.
The golden spike is driven at Promontory Summit, Utah, completing the first transcontinental railroad in the United States.
Three days after receiving his patent, Alexander Graham Bell makes the first successful telephone call to his assistant Thomas Watson.
Lakota, Northern Cheyenne and Arapaho warriors defeat the US 7th Cavalry Regiment led by George Armstrong Custer.
Thomas Edison's Menlo Park laboratory produces a carbon-filament incandescent lamp long-lasting enough for practical use.
US Army troops kill hundreds of Lakota people, many of them women and children, at Wounded Knee, South Dakota.
The United States defeats Spain, gaining Puerto Rico, Guam and the Philippines, while Cuba is freed from Spanish rule.
Guglielmo Marconi reports receiving a radio signal in Newfoundland transmitted from Cornwall across the Atlantic.
At Kitty Hawk, the Wright brothers make the first controlled, powered, heavier-than-air flight.