This 1803 purchase from France doubled the size of the U.S. overnight
Louisiana Purchase
This 1776 document declared the colonies' independence from Great Britain
Declaration of Independence
He was the first President of the United States under the Constitution
George Washington
This 19th Amendment, ratified in 1920, gave this group the right to vote
Women
This is the capital city of Virginia
Richmond
The 19th-century belief that the U.S. was destined to expand across the continent
Manifest Destiny
The policy of "containing" communism during the post-WWII era
Containment
This 1863 proclamation by Lincoln technically freed slaves in rebelling states
Emancipation Proclamation
The 1954 Supreme Court case that ended segregation in public schools
Brown v. Board of Education
This "Greatest Showman" character is based on a real-life circus promoter.
P.T. Barnum
This 1849 event led to a massive population surge in California
The Gold Rush
This 1914-1918 conflict saw the U.S. join to "make the world safe for democracy"
World War I
Franklin D. Roosevelt’s series of programs to end the Great Depression
The New Deal
He gave the "I Have a Dream" speech during the March on Washington
Martin Luther King Jr.
How many states make up the United States
50
This Act gave 160 acres of land to settlers willing to farm it for five years
Homestead Act
The surprise attack on this naval base brought the U.S. into WWII in 1941
Pearl Harbor
The first ten amendments to the U.S. Constitution
The Bill of Rights
This movement fought to end slavery in the United States
Abolitionist Movement
This animal is the national bird of the United States
Bald Eagle
The forced relocation of Native Americans from the Southeast to Oklahoma
Trail of Tears
This 1823 policy warned European powers to stay out of the Western Hemisphere
Monroe Doctrine
This 1803 Supreme Court case established the power of judicial review
Marbury v. Madison
This 1848 convention was the first major meeting for women's rights
Seneca Falls Convention
This is the current year
2026