BATTLE OF MONOCACY

The Battle of Monocacy, “The Battle That Saved Washington”

South of Frederick, Maryland, on July 9th, 1864, Union Major General Lew Wallace assembled a scratch force to block Confederate Lieutenant General Jubal Early’s corps moving toward Washington. Wallace’s men, including fresh militia and detachments from the veteran Sixth Corps, took up positions along the Monocacy River, knowing they were significantly outnumbered. The Confederates eventually outflanked and drove the Union troops from the field, making the day a tactical Southern victory. Yet Wallace’s stand delayed Early’s advance by nearly a full day, buying precious time for more Union reinforcements to reach the capital’s defenses. When Confederate skirmishers later appeared before the forts ringing Washington, they faced a far stronger garrison than they would have without Monocacy. That is why the fight earned the nickname “the battle that saved Washington,” a reminder that sometimes a controlled defeat can serve a larger strategic purpose.