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After the American Revolution, the United States and Indian tribal nations governed their diplomatic relations through formal treaties. States could not be signatories to these treaties because the US Constitution required that only...
Why Documents Matter: An Interactive Digital Edition
Welcome to Why Documents Matter: An Interactive Digital Edition —a selection of primary sources from the Gilder Lehrman Collection curated and annotated for K–12 classrooms (print edition available here ). Scroll through the entire...
Federico Fernández Cavada
Federico Fernández Cavada Civil War Cuban-born Federico Fernández Cavada served in the Union Army during the Civil War as an engineer and topographer with the Balloon Corps, sketching Confederate forces from the air. Image Source: Mathew B. Brady,...
Joe Morris Sr.
Joe Morris Sr. World War II Joe Morris Sr. was one of four hundred “code talkers” who memorized a code that substituted traditional Navajo words for military phrases. The contributions of the Navajo code talkers were classified until 1968. Image...
James Reese Europe
James Reese Europe World War I James Reese Europe, a bandleader in New York City, was an advocate for uniquely Black music. Europe enlisted during World War I and became a lieutenant in the 369th Regiment, known as the Harlem Hellfighters. Image...
The Great Depression, the New Deal, and World War II in the American West
The Great Depression and World War II, far and away the worst economic calamity and the costliest foreign war in American history, profoundly affected every part of the United States. Changes in the West were especially obvious. From...
America the Newcomer: Claiming the Louisiana Purchase
The Lewis and Clark expedition is rightly considered one of the great American stories. In May of 1804 Meriwether Lewis and William Clark set off by keelboat up the Missouri River with thirty-one men, the "Corps of Discovery," on an...
The Development of the West
In the summer of 1876, two dramatically different places captured the American nation’s attention. As the summer began, fairgoers in Philadelphia teemed into the Centennial Exhibition held to commemorate the one hundredth anniversary...
The Rise of Industrial America, 1877-1900
When in 1873 Mark Twain and Charles Dudley Warner entitled their co-authored novel The Gilded Age , they gave the late nineteenth century its popular name. The term reflected the combination of outward wealth and dazzle with inner...
The Civil War and Reconstruction in the American West
The histories of the Civil War and of the emerging West were tangled together from their beginnings. Although the war was fought mostly in the East, the events that set it off were born of the expansion of the 1840s, and in turn the...
The First Age of Reform
"In the history of the world," Ralph Waldo Emerson declared in 1841, "the doctrine of Reform had never such scope as at the present hour." [1] Not much a joiner of causes himself, Emerson had in mind a remarkable flowering of reform...
What’s That Sound? Teaching the 1960s through Popular Music
There’s Something Happening Here . . . The 1960s was one of the most dramatic and controversial decades in American history. Opinions about its achievements and failures continue to be divided between those who condemn the decade as...
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