Pennsylvanians at Meuse-Argonne: The 28th, 79th and 80th Divisions in the Last Major Offensive of the Great War

Pennsylvanians served with honor and distinction in World War I, with more than 297,000 men from the Keystone State engaged in the conflict as part of the American Expeditionary Forces (AEF), established in July 1917 to join the Allied Powers (France, Great Britain, Russia and Italy) in the fight against the Central Powers (Germany, Austria-Hungary, Ottoman Turkey and Bulgaria). The majority of...
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Editor’s Letter

The cover of this edition of Pennsylvania Heritage is graced with the famous 1822 painting titled The Artist in His Museum, in which Charles Willson Peale portrayed himself at age 81 in the museum he established in Philadelphia, located at the time in the Long Gallery on the second floor of the Pennsylvania State House (now called Independence Hall). In the painting, Peale lifts a curtain,...
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Keystone Men of Iron: The 28th Infantry Division in the Great War

In 1917, when America entered World War I, the 28th Infantry Division was the nation’s oldest National Guard unit. Organized by Pennsylvania in 1878, the division was made up of units that had already earned battle streamers for contributions in conflicts from the American Revolution to the Civil War. Arriving in France in late Spring 1918, the 28th immediately began developing a reputation for...
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Aeroplane Reconnaissance Photography in World War I

World War I marked a significant turning point in the history of armed conflict for many reasons, not the least of which was the development of more sophisticated reconnaissance. For thousands of years, men on horseback served as the main vehicle for information-gathering in most armies. With the proliferation of trench warfare and the mechanization of equipment in the Great War, the horse...
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Editor’s Letter

Sometimes Pennsylvania history occurs outside the boundaries of the Keystone State. Throughout the past, Pennsylvanians have traveled to other parts of the U.S. or have gone abroad to make their marks in the commonwealth’s history. Pennsylvania’s involvement in World War I is a good example, when soldiers from the state joined their fellow American servicemen in the Allied fight against the...
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World War I Ambulances

The face of warfare had changed by the time America entered World War I. For better or worse, the conflict was characterized by advances in technology, including air combat, chemical weaponry, and more effective firearms such as machine guns and automatic rifles. Automobiles also began supplementing horse-drawn wagons for a number of uses on the battlefront, including ambulatory medical care. In...
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World War I Centennial Trails

As part of PHMC’s Pennsylvania at War initiative, sites on the Pennsylvania Trails of History have planned programs and events to commemorate the centennial of America’s entry into World War I. Check the websites listed below or the weekly Trailheads blog and its monthly program pages for updates and additions to events and activities.   Erie Maritime Museum On April 6, 1917,...
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Recruitment, Conservation and Liberty Bonds: Posters and the War to End All Wars

The Pennsylvania State Archives holds a large and significant collection of World War I posters – 460 in all – that were hung throughout the Keystone State and around the country during the Great War. Many of these posters were produced on a national scale, although some were created specifically in Pennsylvania. The posters provide a fascinating glimpse at the means by which valued...
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Editor’s Letter

This issue of Pennsylvania Heritage marks the 100th anniversary of America’s entry into the First World War in April 1917. The focus comes as part of PHMC’s Pennsylvania at War initiative, a multiyear commemoration of the centennial of World War I and the 75th anniversary of World War II. The Keystone State contributed significantly to the Allied effort in World War I, with more than...
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Training at Indiantown Gap

  At age 19, Waldo Preston Breeden Jr. sent a postcard to his father in Pittsburgh describing his seemingly pleasant experiences at Indiantown Gap, Lebanon County, in July 1938. He “found apples and berries on the range,” “shot the 37 mm. guns” (a common caliber of antitank gun at the time) and mentioned that he had a special ranking and higher pay because of his ability to drive. The...
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