Auguste Edouard Deblanc was one of the children born to Charles Deblanc and his wife Coralie Charlotte Reggio.

War came to the South and to Louisiana April of 1861. Auguste and his brother Armand both enlisted as Privates in Company 3 of the Washington Battalion, Louisiana Artillery.

He was enlisted initially in the Orleans Guard Battalion in March of 1862 to serve 90 days. He was furloughed due to sickness on 8th of October 1862. He was taken prisoner in New Orleans. He was paroled and exchanged. On the 10th of November in 1862 he was enlisted in Company 3 of the Washington Battalion of Louisiana Artillery. Cards on file on Fold3 indicate he enlisted at Winchester, Virginia.

https://www.fold3.com/image/66120221/deblanc-auguste-e-page-19-us-civil-war-service-records-cmsr-confederate-louisiana-1861-1865

 The Washington Battalion was mustered into Confederate service on May 26, 1861 with five companies. The 1st, 2nd, 3rd, and 4th Companies fought at First Manassas and in the difficult campaigns of the Army of Northern Virginia from Seven Pines to Gettysburg. They were involved at Drewry's Bluff and Cold Harbor, then participated in the Petersburg siege south and north of the James River and the Appomattox Campaign. The battalion lost 4 killed and 26 wounded during the Maryland Campaign, had 3 killed and 22 wounded at Fredericksburg, and of the 329 engaged at Gettysburg, eighteen percent were disabled. On April 9, 1865, only 3 officers and 22 men were present.

Auguste was present on all musters for his company until 1865.

He was sick in hospital from 26 February of 1865 in Richmond, Virginia.

He is on a list of prisoners of war captured in hospitals in Richmond on 3 April 1865 and he escaped on 19 April of 1865.

Auguste was united in marriage twice during his life-time: first, on September 5, 1868 in Orleans Parish, Louisiana to Ines Rosa Peyroux. And second, on January 14, 1885 in Orleans Parish, Louisiana to Angele M. Braud, daughter of Joseph Adelard Braud and his wife Henriette Landry.