Following the Armies: Researching Military Maps

Military records often state what unit an ancestor served in, but historical maps are what truly bring their experiences to life on the ground. In the Legacy Family Tree presentation "Following the Armies: Researching Military Maps," military historian and professional genealogist Michael Strauss demonstrates how cartographic evidence can transform standard service records into vivid personal journeys. Spanning conflicts from the Revolutionary War through the Vietnam era, the presentation highlights how cartography serves as vital documentary evidence, placing ancestors into specific terrain, supply routes, and tactical maneuvers.

• Maps as Essential Genealogical Evidence: Military maps do far more than outline geographic borders; they pinpoint exact regiment and company locations, defensive fortifications, and tactical movements. By pairing troop movement charts with military orders of battle and morning reports, researchers can contextualize letters and diaries while tracking an ancestor's path day by day across contested landscapes.
• A Diverse Array of Specialized Map Formats: Genealogists have access to a rich variety of specialized cartographic records beyond standard battlefield sketches. From detailed World War I trench layouts and urban draft registration boundary maps to aerial survey photography and Army Post Office routing charts, these documents resolve specific research questions about where soldiers trained, served, and communicated.
• Hidden Clues in Cartographic Details: Historic maps frequently preserve unexpected cultural and political evidence. For instance, Civil War engineering sketches often documented civilian structures, local roads, and property owners, occasionally even noting political loyalties—such as identifying Union sympathizers behind Confederate lines—which directly aids in community reconstruction and neighborhood lineage analysis.

Watching the complete webinar offers a compelling, practical visual walkthrough for anyone seeking to break through brick walls in their military family history. Viewing the full presentation reveals step-by-step navigational strategies across major archival repositories like the National Archives and the Library of Congress. Every family historian is strongly encouraged to watch the full recording and thoroughly explore the additional guides, bibliography, and repository links compiled in the comprehensive thirteen-page syllabus to elevate their research toolkit.