50 items
On June 25, 1950, war broke out on the Korean peninsula when the Soviet-backed Communist forces in North Korea invaded the recently founded democratic republic of South Korea. Following a unanimous UN resolution condemning the...
"The Spirit of Empire": America Debates Imperialism
Click here to download this two-lesson unit. This unit was created in partnership with World101 from the Council on Foreign Relations .
America's Role in the World: World War I to World War II
Click here to download this two-lesson unit. This unit was created in partnership with World101 from the Council on Foreign Relations .
The Origins of US Cold War Fears, 1946–1961
Click here to download this two-lesson unit. This unit was created in partnership with World101 from the Council on Foreign Relations .
The Cold War as a Culture War: Visualizing Values and the Role of Pop Culture
Click here to download this two-lesson unit. This unit was created in partnership with World101 from the Council on Foreign Relations .
The Cold War: Discussing the Speech of President Kennedy in 1963
Introduction The Cold War is the term for the rivalry between the two blocs of contending states that emerged following the Second World War. It was a series of confrontations played out on the world stage between the non-Communist...
Transatlantic Trade, A Symbiotic Relationship
Background Crates full of rice slip and slide across the floorboards as the ship rocks back and forth. The ship looks insignificant in the vastness of the ocean. Air scented with tobacco wafts through the cracks in the ceiling of the...
National Security, Isolationism, and the Coming of World War II
Unit Overview The two decades following the end of "The Great War" witnessed significant changes in American economic, social, and cultural life. The affluence and optimism of the 1920s were tempered by memories of the war and an...
The Boston Massacre (Grades 4–6)
View the engraving The Bloody Massacre in King Street in the Gilder Lehrman Collection by clicking here . Unit Objective This unit is part of Gilder Lehrman’s series of Common Core State Standards–based teaching resources. These units...
The French and Indian War
Unit Objective This unit is part of Gilder Lehrman’s series of Common Core State Standards–based teaching resources. These units were developed to enable students to understand, summarize, and analyze original texts of historical...
The Monroe Doctrine
Unit Objective This unit is part of Gilder Lehrman’s series of Common Core State Standards–based teaching resources. These units were written to enable students to understand, summarize, and analyze original texts of historical...
A World War II poster: "Starve the Squander Bug," 1943
Before he became world-renowned as Dr. Seuss for his children’s books and illustrations, Theodor Geisel worked for the US government during World War II designing posters such as this one, encouraging patriotism and investment. The...
Diary of World War I nurse Ella Osborn, 1918–1919
At the outbreak of World War I, Ella Jane Osborn was a surgical nurse at Mount Sinai Hospital in New York City. In January 1918, she volunteered to serve with the American Expeditionary Forces as a member of the Red Cross’s nursing...
Why Black men fought in World War I, 1919
During World War I, approximately 370,000 black men in the US military served in segregated regiments and were often relegated to support duties such as digging trenches, transporting supplies, cleaning latrines, and burying the dead....
Breaking Diplomatic Ties with Iran during the Hostage Crisis, 1980
On April 7, 1980, President Jimmy Carter announced the breaking of diplomatic ties with Iran as a result of the Iran hostage crisis of 1979–1981. The US had first become actively involved in Iran in 1953, when the CIA helped overthrow...
Emma Goldman on the restriction of civil liberties, 1919
Emma Goldman was born to a Jewish family in Kovno, Russia (present-day Lithuania). In 1885, at the age of sixteen, she emigrated to the United States, becoming a well-known author and lecturer promoting anarchism, workers’ rights,...
Letter from Christopher Columbus on Returning from His First Voyage to the Americas, 1493
Click here to download this five-lesson unit.
The Doctrine of Discovery, 1493
The Papal Bull "Inter Caetera," issued by Pope Alexander VI on May 4, 1493, played a central role in the Spanish conquest of the New World. The document supported Spain’s strategy to ensure its exclusive right to the lands...
The surrender of New Netherland, 1664
The Dutch colonization of New Netherland (which included parts of present-day New York, Delaware, New Jersey, and Connecticut) began in the 1620s. From the outset, New Netherland was a multiethnic, multireligious society: about half...
Late seventeenth-century map of the Northeast, 1682
Like many other explorers, Henry Hudson stumbled upon North America almost by accident. Employed by the Dutch Republic to find a sea passage to the Far East, Hudson and the crew of his ship the Halve Maen landed at what is today New...
Henry Knox’s Order of March to Trenton, 1776
On Christmas Day in 1776 the American Revolution was on the verge of collapsing. Since the signing of the Declaration of Independence, the American forces had been driven from New York City to Valley Forge, Pennsylvania, and reduced...
Jefferson on British aggression, 1815
In this letter in defense of American nationalism, Thomas Jefferson denounced the blustering of certain members of the British House of Lords who blamed the War of 1812 on US aggression. Jefferson’s letter followed a report from James...
Eyewitness account of the sinking of the Titanic, 1912
Shortly before midnight on April 14, 1912, the RMS Titanic struck an iceberg roughly 400 miles off the coast of Newfoundland. Two and a half hours later, at 2:20 a.m., the ship sank with approximately 1500 people still on board. This...
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