Progressive Era
Spanish American War and WWI
The 1920s
The 1930s
World War II
100
Upton Sinclair was the muckraker who wrote this book which exposed the meatpacking industry and the troubles associated with it.  

The Jungle

100

The movement of approximately 6 million African Americans from the rural South to the urban Northeast, Midwest and West from the 1910s until the 1970s

The Great Migration

100
The trial of a high school teacher in Tennessee for teaching the theory of evolution in violation of state law.  The teacher was found guilty and the trial was closely followed by the public.    
The Scopes "Monkey" Trial
100
A group of almost 20,000 WWI veterans marched to Washington DC because they needed help from the Great Depression and they wanted their government payout they had earned during the war 
Bonus Army
100
Japan bombed this US naval and air force base.  The US responded by declaring war on Japan and officially entering WWI on the side of the Allies.
Pearl Harbor
200

This US president helped to create the Panama Canal, was known as being a trust buster and a conservationist.

Theodore Roosevelt

200

The British passenger ship destroyed by a German u-boat submarine.  This event contributed to Americans wanting to get involved in WWI.  

The Lusitania

200
Italian immigrants charged with murder and robbery.  Convicted on circumstantial evidence, many believed they had been framed for the crime because of their anarchist and pro-union activities.  
Sacco and Vanzetti
200
The informal radio talks President FDR had with Americans during the Great Depression
Fireside Chats
200
Symbol of the American female factory worker who went to work during WWII.  
Rosie the Riveter
300

This Progressive Era reformer opened the Hull House in Chicago to provide social services to immigrants.  

Jane Addams

300
The discovery of this disclosed Germany's promise to help Mexico attack the US if the US declared war on Germany.
Zimmerman Telegram
300

This hysteria over Communism was triggered by the Bolshevik Revolution in Russia and led to deportations of foreign-born communists and anarchists. 

The First Red Scare

300

This New Deal law provides help to the elderly, unemployed, disabled. 

Social Security Act

300

The name given to the United States' plan to develop an atomic bomb. 

The Manhattan Project

400

Founder of the Tuskegee Institute which focused on vocational training, this civil rights leader was known for encouraging the African American community to "cast down their buckets" where they are in his Atlanta Compromise Speech.

Booker T. Washington

400

These four territories became part of the United States in the aftermath of the Spanish American War

Puerto Rico, Guam, Hawaii, and the Philippines

400
This leader during the Harlem Renaissance encouraged a modern "Back to Africa" movement and founded the Universal Negro Improvement Association (UNIA).  
Marcus Garvey
400

This New Deal program employed hundreds of thousands of men between the ages of 18-25 in environmental conservation projects. 

Civilian Conservation Corps

400

This act allowed the US to sell arms to Allied and Axis power provided they transport them in their own ships 

Neutrality Act or Cash and Carry

500

This four-time presidential candidate founded the American Socialist Party and the Industrial Workers of the World and was jailed during both the Pullman Strike and WWI. 

Eugene V. Debs

500
This Supreme Court decision declared that the federal government could limit the 1st Amendment right of "freedom of speech" in time of war and if there was a "clear and present danger."
Schenck v. US
500

Prompted by nativist sentiment, these laws were passed to reduce the number of "New" immigrants.

The Quota Acts

500

This Constitutional amendment ended Prohibition

The 21st Amendment

500

Supreme Court decision that said Japanese incarceration during WWII was in fact constitutional because it was during a time of war.  

Korematsu v. US