Map and Overview of the Potomac Front, May 1-July 20, 1861

In 1861, control of the Potomac River was critical to both Union and Confederate strategies, as it formed a key geographic boundary. While the Union secured the upper river and gained a foothold in northeastern Virginia, Confederate coordination between the Shenandoah and Manassas Junction led to victory at Bull Run and enabled a temporary blockade…

The Union’s Failed Gamble to Control Mathias Point

In the summer of 1861, Union forces launched a desperate attempt to secure Mathias Point, a strategic bend in the Potomac River that Confederate troops used to disrupt shipping. What began as a routine landing quickly unraveled into a deadly ambush, claiming the life of Commander James H. Ward and forcing the Union to abandon…

Fire on the Potomac: The Battle for Aquia Landing, 1861

In late May and early June of 1861, Union gunboats of the newly formed Potomac Flotilla clashed with Confederate shore batteries at Aquia Landing, a key rail terminus on Virginia’s Potomac River. Over three days of bombardment, the USS Thomas Freeborn and supporting vessels attempted to silence the Confederate defenses, but despite sustaining damage, the…

Crossing into Conflict: The Union’s First Movements into Virginia in 1861

In the twilight hours of May 24, 1861, Union forces crossed the Potomac into Virginia, marking the first federal invasion of Confederate territory. As troops secured key locations in Alexandria, Colonel Elmer E. Ellsworth, a rising star and personal friend of President Lincoln, led his Fire Zouaves into the city—only to meet a tragic fate…

Deep Dive into the Lower Potomac Front

In the late spring and early summer of 1861, all eyes were on northeastern Virginia as both sides contemplated their first moves in a war they predicted would be over in a single climactic battle. The small skirmishes that took place on the road to First Manassas were few in number but received outsized attention…

A Town in the Crossfire: Independence Day Skirmish at Harper’s Ferry

Uncover the dramatic July 4th skirmish at Harper’s Ferry, where Union soldiers attempted a bold mission to seize a Confederate flag, sparking a deadly clash along the Potomac River. Explore how this brief but pivotal encounter set the stage for Union control of the strategic town. Following the capture of Harper’s Ferry Arsenal by Virginia…

160 Years Ago Today: Engagement at Mathias Point

At the end of May, the Union Potomac Flotilla failed to silence a Confederate shore battery near Aquia Landing on the Potomac River. Nearly a month later, Flotilla Commander James H. Ward sought to clear Mathias Point of Confederate skirmishers, who were using the woods as cover to harass passing ships with small arms fire.…

160 Years Ago Today: Skirmish at Frankfort and Patterson’s Creek

In mid-June, Col. Lewis “Lew” Wallace, commanding the 11th Indiana Infantry Regiment, arrived in Cumberland, Maryland across the Potomac River from Virginia with a mission to guard the Baltimore & Ohio Railroad. His 11th Indiana routed a Confederate force out of Romney, Virginia on June 11, then withdrew. Confederate reinforcements under Col. Ambrose Powell Hill…

160 Years Ago: Engagement at Aquia Creek

By the end of May, there was no longer any doubt as to which side Virginia would take in the American Civil War. On May 23rd, Virginia voters ratified secession by a large majority, and the next day, Union troops crossed the Potomac River and seized Arlington Heights and Alexandria, Virginia. Several small fleets of…