Union Soldiers Saved Washington D.C. by Losing This Maryland Battle That Bought Lincoln Crucial Time

Monocacy National Battlefield, Maryland

In 1864, Washington D.C. sat nearly defenseless while most Union troops fought far to the south. When Confederate forces suddenly appeared in Maryland, heading straight for the capital, only one small army stood in their way.

This is the tale of the “battle that saved Washington” and the price paid in blood.

Robert E. Lee’s Strategic Gamble

By June 1864, Confederate General Robert E. Lee faced a desperate situation. Ulysses S. Grant’s Union army pinned Lee’s forces at Petersburg, Virginia in a prolonged siege.

Lee dispatched Lieutenant General Jubal Early with 14,000 troops up the Shenandoah Valley to threaten Washington D.C. This bold move aimed to force Grant to pull troops away from Petersburg, relieving pressure on Lee’s besieged army.

Early’s men swept through the valley, capturing supplies and brushing aside Union resistance. By July 5, they crossed the Potomac River into Maryland, bringing war to Union soil.

The Vulnerable Union Capital

Washington D.C. stood nearly defenseless in July 1864. Grant had pulled most veteran troops to his Petersburg campaign, leaving only 9,000 inexperienced reserves and convalescents guarding the capital.

Confederate spies reported this vulnerability to Lee. A successful attack on Washington promised enormous benefits for the Southern cause.

Capturing the Union capital would yield valuable supplies, boost Confederate morale, and potentially influence the upcoming presidential election. Northern peace advocates might gain enough support to negotiate an end to the war.

The fate of the nation hinged on whether Early could reach Washington before Union reinforcements arrived.

Lew Wallace Takes Command

Major General Lew Wallace’s military career faltered after the Battle of Shiloh in 1862. Critics blamed him for taking the wrong road, delaying his arrival while Union troops died.

Now commanding the Middle Department from Baltimore, Wallace received reports of Confederate movements from railroad president John Garrett on July 3, 1864. Without waiting for orders, Wallace rushed to Monocacy Junction with 2,300 inexperienced troops on July 5.

He faced a critical choice: retreat to Baltimore or stand against a much larger Confederate force. Wallace chose to fight, positioning his men along the Monocacy River directly in Early’s path.

Veteran Reinforcements Arrive

Grant finally recognized the threat to Washington. On July 5, he dispatched two brigades from Petersburg under Brigadier General James Ricketts.

These 5,000 battle-hardened veterans of the VI Corps reached Monocacy on July 8, just hours before the battle. Wallace positioned Ricketts’ troops along his left flank to protect the Georgetown Pike, the direct road to Washington.

The veterans’ presence strengthened the Union line. Even with these reinforcements, Wallace commanded only 6,500 men against Early’s 14,000 Confederates.

The Union forces remained outnumbered by more than two to one.

Key Points On The Battlefield

Three bridges crossed the Monocacy River: a stone bridge on the Baltimore Pike, an iron railroad bridge, and a wooden covered bridge on the Georgetown Pike. The Best Farm north of the river provided high ground for Confederate artillery.

Southern guns commanded the bridges and Union positions from this elevation. The Thomas Farm became the battle’s epicenter, with fields of wheat and corn transformed into killing grounds.

The Worthington Farm contained a ford where the river could be crossed on foot. This natural feature proved decisive in the battle’s outcome.

Each farm family witnessed the terror of combat firsthand as bullets struck their homes.

Dawn Brings The First Shots

Gunfire erupted at 6 a.m. on July 9 near the stone bridge on the Baltimore Pike. Morning mist still hung over the Monocacy River as the first men fell. By 8 a.m., Confederate General Stephen Ramseur’s division pushed Union skirmishers back along the Georgetown Pike toward the wooden covered bridge.

Artillery from both sides opened fire. Confederate guns on the Best Farm dueled with Union batteries across the river.

On the Union right, General Robert Rodes’ Confederate division engaged Federal troops along the National Road. Despite facing superior numbers, Wallace’s men held their ground against these initial Confederate attacks.

Early Changes His Battle Plan

Jubal Early arrived from Frederick to survey the battlefield. He quickly realized a frontal assault across the bridges would result in unacceptable casualties.

Early spotted a weakness in the Union line. He ordered Brigadier General John McCausland’s cavalry to find an alternative crossing downriver.

McCausland’s riders discovered Worthington Ford, a shallow spot where horses could cross. This ford allowed Confederates to attack the Union left flank.

The decision to find this flanking route rather than attack the bridges head-on demonstrated Early’s tactical skill. This maneuver ultimately broke Wallace’s defensive line.

Blood On The Thomas Farm

Union General James Ricketts anticipated the Confederate flanking movement. He concealed 1,400 men behind a fence and rows of corn between the Thomas and Worthington farms.

When Confederate cavalry appeared, Ricketts sprung his trap. Union troops erupted from the cornfield and drove back McCausland’s surprised horsemen.

After two failed cavalry charges, Early committed his infantry. General John Gordon led 3,500 infantry across Worthington Ford at 2 p.m.

The Thomas Farm changed hands three times during the afternoon. Men fought hand-to-hand among the farm buildings and wheat fields.

The Thomas family hid in their cellar while bullets struck their home and bodies fell in their yard.

Union Forces Give Ground

By late afternoon, Confederate numbers began to tell. Gordon’s infantry pushed Ricketts’ men back across the Thomas Farm toward the Georgetown Pike.

Heavy artillery fire from Confederate guns on the Best Farm pounded Union positions. Federal artillery responded, but could not match the Confederate firepower.

Around 4:30 p.m., Wallace ordered a retreat toward Baltimore. His exhausted troops withdrew along the Baltimore Pike.

The battle left 1,294 Union casualties—dead, wounded, or captured. Confederate losses numbered about 900 men.

Though defeated on the field, Wallace had achieved his strategic goal. Early’s march toward Washington halted for one critical day.

The Delay That Saved Washington

Early’s army spent the remainder of July 9 tending their wounded and burying their dead. This delay proved fatal to the Confederate plan.

The one-day pause allowed time for Grant’s reinforcements to reach Washington. The Union VI Corps troops arrived in the capital by July 11.

Early’s army reached Fort Stevens on Washington’s northern edge that same day. Early found the fort’s walls now manned by veteran Union troops instead of inexperienced reserves.

President Lincoln visited Fort Stevens on July 12 to observe the skirmishing, coming under fire himself. Seeing Washington heavily defended, Early abandoned his attack and retreated to Virginia on July 14.

How A Defeat Became A Victory

Wallace initially faced harsh criticism for the defeat. Army Chief of Staff Henry Halleck and Secretary of War Edwin Stanton blamed him for failing to stop Early.

As the threat to Washington passed, perception changed. Military leaders recognized that Wallace’s stand had saved the capital.

Grant later wrote: “If Early had been but one day earlier, he might have entered the capital before reinforcements arrived.” The New York Tribune declared “Wallace held out four hours longer than honor required.”

This battle redeemed Wallace’s military reputation after Shiloh. A tactical defeat transformed into a strategic victory that helped preserve the Union.

Visiting Monocacy National Battlefield

When you visit Monocacy National Battlefield, you walk across ground where history pivoted on a single day of combat. Located between Baltimore and Washington D.C., the park preserves 1,647 acres along the Monocacy River.

The battlefield maintains the Best, Thomas, and Worthington farms much as they appeared in 1864.

Five monuments honor soldiers who fought to protect the nation’s capital.

Read More on WhenInYourState.com:

• This Quiet Farm Lane Witnessed the Single Bloodiest Battle in American History
• This Legendary Hunter-Killer Submarine Fired the Final Shots of World War II
• The Battle That Convinced Lincoln to End Slavery Happened Along This Quiet Maryland Creek