Because Maryland's sympathies were divided, many Marylanders would fight one another during the conflict. On May 23, 1862, at the Battle of Front Royal, the 1st Maryland Infantry, CSA was thrown into battle with their fellow Marylanders, the Union 1st Regiment Maryland Volunteer Infantry. This is the only time in United States military history that two regiments of the same numerical designation and from the same state have engaged each other in battle. After hours of desperate fighting the Southerners emerged victorious, despite an inferiority both of numbers and equipment. When the prisoners were taken, many men recognized former friends and family. Major William Goldsborough, whose memoir "The Maryland Line in the Confederate Army" chronicled the story of the rebel Marylanders, wrote of the battle: