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13th Amendment
When the 13th Amendment was ratified, it abolished slavery and involuntary servitude (except as punishment for a crime). It helped ensure African Americans' civil rights and freedom after the Civil War. -
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Gilded Age
The Gilded Age is a late 19th Century time period when America had rapid industrialization, economic growth, and widespread poverty with social inequality. It had a huge rise in powerful industrialists, large amounts of immigration, and political corruption shaping modern capitalism and society. -
Compromise of 1877
The Compromise of 1877 marked the end of the Reconstruction Era after the disputed presidential election of 1876. -
Hay Market Affair
The Hay Market Affair was a labor protest in Chicago that turned deadly after a bomb exploded during a rally. It had a controversial trial and impacted the labor movement in the United States. -
Sherman Antitrust Act
The Sherman Antitrust Act was the first federal law to address and prevent monopolistic practices and promote fair business competition. It was created to prevent the formation of trusts that prevented trade and harmed consumers. -
Wounded Knee Massacre
The Wounded Knee Massacre happened when U.S. soldiers killed 250 Lakota Sioux (including women and children). It was a violent end of the Ghost Dance movement and is one of the darkest moments of relations with Native Americans. -
Pullman Strike
The Pullman Strike of 1894 was a nationwide railroad strike that based from the Pullman Company's bad labor conditions and economics hardships employees faced. It involved federal intervention and emphasized labor right issues and how the government responded to labor disputes. -
National Association for the Advancement of Colored People (NAACP)
The creation of the NAACP (National Association for the Advancement of Colored People) was a civil rights organization dedicated to promoting and ensuring equal rights for African Americans. -
16th Amendment
When the 16th Amendment was ratified, it gave Congress the ability to levy income tax on individuals and businesses, creating the basis for the modern federal income tax system. -
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World War I
World War 1 was a global conflict mainly centered in Europe with the Allied Powers (France, Russia, and eventually the United States) against the Central Powers (Germany, Austria-Hungary, and the Ottoman Empire). It resulted in a significant number of lives lost, political disruption, and redrawing of national borders after the war. -
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Prohibtion
Prohibition start with the 18th Amendment in 1920 prohibiting the manufacture, sale, and transportation of alcoholic beverages. This caused social and cultural changes and ended with the repeal of the amendment through the creation of the 21st Amendment in 1933. -
19th Amendment
When the 19th Amendment was ratified, it gave women the right to vote. It was a huge moment for the women's suffrage movement helping create more gender equality in American politics and society. -
Ford Model T Costing $300
The Ford Model T costing $300 helped revolutionize automobile manufacturing and accessibility. The affordable price and assembly line production made car ownership obtainable for many Americans. -
Stock Market Crash of 1929
The Stock Market Crash, also called Black Tuesday, was a part of the Great Depression. There was a drastic decline in stock prices, creating widespread panic selling, and collapsing investor confidence. Mass unemployment and financial hardships all over the country followed. -
The New Deal
The New Deal was a series of programs and reforms created by FDR to help address the economic challenges of the Great Depression with relief, recovery, and reform measures. -
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World War II
World War II was a global conflict with the Axis Powers (Germany, Italy, and Japan) against the Allied Powers (United States, Soviet Union, United Kingdom, and China). There was mass genocide and the use of atomic weapons, eventually resulting in the defeat of the Axis Powers. -
Atomic Bomb Dropped
The United States dropped atomic bombs on Hiroshima and Nagasaki during World War II, causing massive land destruction and high death counts. It contributed to Japan's surrender and is the first and only use of nuclear weapons in warfare. -
Soviet Union Detonates an Atomic Bomb
The Soviet Union successfully detonated its first atomic bomb, bringing an escalation in the Cold War arms race and changing global ecopolitics. -
Brown v. Board of Education
The Brown v. Board of Education was a huge Supreme Court case declaring segregation in public schools unconstitutional by overturning the "separate but equal" doctrine. It was a victory for the civil rights movement. -
Civil Rights Act of 1964
The Civil Rights Act of 1964 was legislation outlawing discrimination based on race, color, sex, religion or national origin. It officially ended segregation in public places and banned employment discrimination.