Washington, D.C. becomes the capital of the United States
The capital city is moved from Philadelphia to Washington, D.C.
Gabriel Prosser Revolt
A slave blacksmith called Gabriel Prosser organized a slave revolt in Virginia protesting against slavery. The conspiracy was uncovered and the conspirators were hanged. Virginia's slave laws were tightened further.
Thomas Jefferson is president
Thomas Jefferson is inaugurated as the third president of the United States.
The United States pays France $15 million to purchase the Louisiana territory. This made the United States almost double in size.
Thomas Jefferson reelected
Thomas Jefferson serves another term as US President.
Louis and Clark set out on their expedition
Louis and Clark set out from St. Louis, Missouri, on a journey to the West to find a possible road to the Pacific Ocean.
James Madison becomes president
James Madison is inaugurated as President of the United States.
War of 1812 begins
The United States declares war to the British for interference in their expansion to the west.
Star Spangled Banner is written
Francis Scott Key writes the poem "Star-Spangled Banner" as he watches the British attacking Fort McHenry.
The War of 1812 ends
The war ended with the signing of the Treaty of Ghent in which border issues were settled.
James Monroe becomes president
James Monroe is inaugurated as the fifth president of the United States.
Spain cedes Florida
Spain agrees to cede the land of Florida to the United States due to issues with resources.
Maine is admitted as a free state and Missouri is admitted as a slave state. All other lands north of latitude 36º30' are not allowed to be slave states.
Articles of Confederation
Congress adopts the Articles of Confederation, which is the first constitution of the United States.
John Quincy Adams becomes president
John Quincy Adams is inaugurated as the sixth president of the United States.
Andrew Jackson becomes president
Andrew Jackson is inaugurated as the seventh president of the United States.
Indian Removal Act
President Andrew Jackson signed the Indian Removal Act, which permitted the forced removal of Native American Indians from their lands on the West.
Nat Turner's Rebellion
Nat Turner, a black slave, initiated a bloody rebellion against slavery that lasted for two days in Southampton County, Virginia.
Texas becomes independent
Texas declared its independence from Mexico, making it a free land.
All Texan defenders are killed by the Mexican army laying siege on the Alamo.
The term Manifest Destiny first appears in a magazine article. It represents the idea that the United States are entitled to expand throughout the continent from the Atlantic Ocean to the Pacific Ocean.
Texas in annexed to the United States
Congress decides to annex Texas to the territories of the United States.
The United States goes to war with Mexico to obtain the California territory.
The United States acquires the Oregon Territory through the Oregon Treaty, taking it from the British.
Mexican War ends
The Mexican War ends with the signing of the Guadalupe Hidalgo Treaty in which Mexico cedes the territories of California, Utah, Nevada, New Mexico, and Arizona for $15 million.
Harriet Tubman escapes slavery
Harriet Tubman escapes slavery and becomes an icon for abolition.
Uncle Tom's Cabin
Harriet Beecher Stowe's book, Uncle Tom's Cabin, is published and becomes a pushing force toward abolition.
Abraham Lincoln elected president
Abraham Lincoln is elected president after receiving public attention in debates.
South Carolina secedes
South Carolina secedes from the Union due to the cause that its state's rights were not being respected when it came to slavery.
Confederate States of America is formed
South Carolina, Mississippi, Florida, Alabama, Georgia, and Louisiana secede from the Union and form the Confederate States of America.
The Civil War begins
Confederates attack Fort Sumter in South Carolina and begin the Civil War.
The Emancipation Proclamation frees all slaves in the Confederate States.
President Abraham Lincoln delivers the Gettysburg Address.
Confederate general Robert E. Lee surrenders to Ulysses S. Grant.
Lincoln is assassinated
Abraham Lincoln is assassinated by John Wilkes Booth at a theater in Washington, D.C.
The thirteenth amendment, prohibiting slavery, is passed.
Alaska Territory acquired
The United States acquires the Alaska Territory from Russia for the sum of $7.2 million.
The Chicago Fire killed about 300 people and left hundreds of thousands homeless.