This Enlightenment thinker argued that government’s purpose is to protect life, liberty, and property.
John Locke
The period after the Civil War focused on rebuilding the South and integrating formerly enslaved people.
Reconstruction
These large businesses controlled entire industries and limited competition.
Monopolies
This policy supported U.S. expansion and influence overseas.
Imperialism
This event directly triggered World War I.
Assassination of Archduke Franz Ferdinand
This 1776 document formally announced the colonies’ independence from Britain.
Declaration of Independence
These laws enforced racial segregation in the South after Reconstruction.
Jim Crow laws
Factory working conditions during industrialization were often described as this.
Unsafe and dangerous
This war resulted in the U.S. gaining Puerto Rico, Guam, and the Philippines.
Spanish-American War
This secret message proposed a German-Mexican alliance.
Zimmermann Telegram
The first ten amendments to the Constitution are known as this.
Bill of Rights
The main cause of the Civil War was conflict over this issue.
Slavery
The movement of people from rural areas to cities for jobs is called this.
Urbanization
This requirement was used to have people "prove" something and ultimately prevented African Americans from voting.
Literacy tests
This German naval policy helped bring the U.S. into the war.
Unrestricted submarine warfare
The system that divides power among three branches of government is called this.
Separation of powers
This 1863 document declared enslaved people free during the Civil War.
Emancipation Proclamation
An informal deal where Japan voluntarily stopped issuing passports for laborers to the US
Gentlemen's Agreement
This African American leader promoted vocational education and economic self-reliance.
Booker T. Washington
President Wilson’s plan for peace after World War I was called this.
Fourteen Points
This compromise settled the issue of representation between large and small states.
Great (Connecticut) Compromise
This amendment protected African American men’s right to vote.
15th Amendment
This belief argued that successful businesses deserved their wealth, and weak businesses would be "weeded out."
Social Darwinism
This Supreme Court case upheld “separate but equal.”
Plessy v. Ferguson
This wartime law limited free speech in the United States.
Espionage Act