Another Union army, twenty thousand strong, lay at Martinsburg, Virginia, under the command of Major-General Patterson, who, like General Scott, was a veteran of the War of 1812 and of the Mexican War.
Opposite McDowell, at Manassas Junction, about thirty miles from Washington, lay a Confederate army under Brigadier-General Beauregard who, three months before, had won the homage of the South by reducing Fort Sumter.
Opposed to Patterson in the Shenandoah valley was Joseph E. Jts were necessary to allow the stragglers to regain their lines.
After a two days march, with On to Richmond as their battle-cry, the army halted at the quiet hamlet of Centreville, twenty-seven miles from Washington and seven miles from Manassas Junction where lay the waiting Confederate army of similar composition — untrained men and boys.
Men from Virginia, from North and South Carolina, from the mountains of Tennessee, from Alabama, Mississippi, and Georgia, even from distant Arkansas,