b. 18/06/1820 Hemse, Sweden. d. 12/01/1903 Stockholm, Sweden.
DATE OF MOH ACTION: 27/06/1862 Gaines Mill, Virginia.
Ernst von Vegesack was born in Hemse on the Baltic island of Gotland to customs inspector, captain and Baron Erberhard Ferdinand Emil von Vegesack and Ulrica Christina Sophie (née Lythberg). In 1840 he became a second lieutenant of Gotland National Conscription. Two years later he was transferred to Dalarna Regiment and was promoted to lieutenant in 1843. He was educated in surveying and became a land surveyor in Kopparbergs County in 1846. He worked until 1850 as a land surveyor and in 1852 he was transferred to Saint Barthélemy, then a Swedish possession in the Caribbean. After his return to Sweden, he was promoted to captain in 1857 and became company commander at Dalarna Regiment and he was also supervising the Gävle-Dala Railroad, the first long railroad of Sweden.
At the outbreak of the Civil War in 1861, von Vegesack left for the United States and joined the Union Army. He became captain of the 58th Ohio Infantry. The same year, he was promoted to major in the staff of general John E. Wool. First he served in Fort Monroe. As an aide-de-camp (ADC) to Joseph K. Mansfield he took part in the artillery bombardment of Newport News. In 1862 he resigned, but then he joined Major General George B. McClellan in his siege of Yorktown. As an ADC to Butterfield he took part in the battles of Hanover Court House, of Seven Pines and of Fair Oaks. He was at the Battle of Mechanicsville, Gaines's Mill, Savage's Station, and Malvern Hill. Vegesack was appointed colonel of the 20th New York Infantry, the German "Turner" regiment. He was given the command over the 3rd brigade in General William Farrar Smith's division of the 6th Army Corps. He took part in the Second Battle of Bull Run. He captured the heights outside Jefferson, Maryland. He displayed bravery at Antietam. Vegesack was in the Battle of Fredericksburg. In May 1863 Vegesack's regiment was a part of Joseph Hooker's left wing in the Battle of Chancellorsville.
Vegesack resigned from the Union Army on June 1, 1863 and returned to Sweden. On February 22, 1866, President Andrew Johnson nominated von Vegesack for award of the brevet grade of brigadier general of volunteers, to rank from March 13, 1865 and the United States Senate confirmed the appointment on April 10, 1866.
After his return to Sweden, Vegesack was promoted to lieutenant colonel and given the command over Västerbotten Field Jäger Corps in 1864. In 1868 he was promoted to colonel and was appointed commander of Hälsingland Regiment. From 1874 till 1884 he was military commander of his native Gotland and commander of Gotland National Conscription (acting in 1873). Promoted to major general in 1884, he was appointed commander of Sweden's 5th Military District. Vegesack resigned from the military in 1888. From 1878 till 1887 Vegesack sat in the upper house of the parliament of Sweden as a delegate for Gotland.
While voluntarily serving as aide-de-camp, successfully and advantageously charged the position of troops under fire.
BURIAL LOCATION: NORTHERN CEMETERY, SOLNA, SWEDEN.
Section 2, Grave 509
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