Founding docs
1900-1945 at home
US in the world
Cold War
Industrialization
100

 A legal instrument that bound the Pilgrims together when they arrived in New England.

Mayflower Compact

100

Borrowing money from a broker in order to purchase stock

Buying on Margin

100

 The conflict between the United States and Spain that ended Spanish colonial rule in the Americas and resulted in U.S. acquisition of territories in the western Pacific and Latin America.

Spanish-American War

100

A foreign policy strategy followed by the United States during the Cold War

Containment

100

The concentration of human populations into discrete areas. This concentration leads to the transformation of land for residential, commercial, industrial and transportation purposes. It can include densely populated centers, as well as their adjacent periurban or suburban fringes

Urbanization

200

A philosophical movement of the 18th century marked by a rejection of traditional social, religious, and political ideas and an emphasis on rationalism.

Enlightenment

200

Defendants in a controversial murder trial in Massachusetts, U.S. (1921–27), that resulted in their executions.

Sacco and Vanzetti

200

A second-class battleship built between 1888 and 1895, was sent to Havana in January 1898 to protect American interests during the long-standing revolt of the Cubans against the Spanish government. In the evening of 15 February 1898, Maine sank when her forward gunpowder magazines exploded.

U.S.S. Maine

200

Demonstrated that the United States would not return to isolationism after World War II, but rather take an active role in world affairs

Truman Doctrine/Marshall Plan

200

Single-family buildings divided into multiple living spaces. Often narrow, low-rise apartments, the rooms were built "railroad style" which meant rooms without windows and poor ventilation. Many of the properties were overcrowded and lacked indoor plumbing.

Tenement Housing

300

Each of these interpretations proved to be an inspiration to the Declaration of Independence.

Locke/Hobbes/Rousseau

300

The propensity to consume and keep consuming

Consumerism

300

A constructed waterway that connects the Atlantic and Pacific oceans across the Isthmus of Panama.

Panama Canal

300

Targets people or entities that are seen as disruptive or undesirable

Blacklisting 

300

A violent confrontation between police and labor protesters in Chicago on May 4, 1886, that became a symbol of the international struggle for workers' rights.

Haymarket Riot

400

Chartered a government for the Northwest Territory, provided a method for admitting new states to the Union from the territory, and listed a bill of rights guaranteed in the territory.

Northwest Ordinance

400

The time period in the 1920s and 1930s when jazz music dance gained widespread popularity throughout the United States.

Jazz Age

400

It was signed by Germany and the Allied Nations on June 28, 1919, formally ending World War One. The terms of the treaty required that Germany pay financial reparations, disarm, lose territory, and give up all of its overseas colonies.

Treaty of Versailles

400

Conflict between the Democratic People's Republic of Korea (North Korea) and the Republic of Korea (South Korea) in which at least 2.5 million persons lost their lives

Korean War

400

A system where the landlord/planter allows a tenant to use the land in exchange for a share of the crop. This encouraged tenants to work to produce the biggest harvest that they could, and ensured they would remain tied to the land and unlikely to leave for other opportunities.

Sharecropping

500

In June 1215 and was the first document to put into writing the principle that the king and his government was not above the law

Magna Carta

500


An intellectual and cultural revival of African American music, dance, art, fashion, literature, theater, politics and scholarship centered in Harlem, Manhattan, New York City, spanning the 1920s and 1930s.



 Harlem Renaissance

500

The first instances of atomic bombs used against humans, killing tens of thousands of people, obliterating the cities, and contributing to the end of World War II.

Hiroshima/Nagasaki

500

A direct and dangerous confrontation between the United States and the Soviet Union during the Cold War and was the moment when the two superpowers came closest to nuclear conflict.

Cuban Missile Crisis

500

Investigative journalists during the Progressive Era (1890s–1920s) who shone a light on corrupt business and government leaders as well as major social problems like racism.

Muckrakers (Riis, Tarbell, Puck)