1861
January Stationed at Fortress Monroe, Va.
January 24 Embarked on Steamer Brooklyn for Fort Pickens, Fla.
February 6 Arrived in Pensacola Harbor
June Garrison duty at Fort Pickens and Pensacola, Fla., Dept. of the South
October 9 Action on Santa Rosa Island
November 22-23 Bombardment of Forts McRae and Barrancas, Pensacola Harbor
1862
January 1 Bombardment of Forts McRae and Barrancas, Pensacola Harbor
May 9 Capture of Forts McRae and Barrancas
May 13 Moved to Pensacola
August 30-September 3 Moved to New Orleans, La. and attached to Defenses of New Orleans, La., Dept. Gulf
1863
January 11-18 Expedition up Bayou Teche
January 14 Engagement with Steamer Cotton
February attached to Artillery, 1st Division, 19th Army Corps, Dept. Gulf
March 7-27 Moved to Baton Rouge, La. Expedition against Port Hudson
April 9-May 14 Operations in Western Louisiana
April 11-20 Teche Campaign
April 12-13 Fort Bisland, near Centerville
April 14 Jeanerette
April 17 Vermillion Bayou
May 5-16 Expedition to Alexandria and Simsport
May 18-23 Moved to Port Hudson
May 24-July 9 Siege of Port Hudson
May 27 Assault on Port Hudson
June 14 Assault on Port Hudson
July 9 Surrender of Port Hudson
July 13 Moved to Donaldsonville
August 2 To Baton Rouge, La. and attached to Defenses of New Orleans, La.
September 2-12 Sabine Pass (Texas) Expedition
September Duty at New Orleans, La.
1864
January 3 Expedition to Madisonville
January-July Garrison duty at New Orleans attached to Artillery, 1st Division, 19th Army Corps, Dept. Gulf
July 27-August 3 Moved to New York then to Washington, D.C.
August Consolidated with Battery F, 1st Artillery, and remounted. Duty in the Defenses of Washington, D.C. , 22nd Corps
1865
September Resumed separate organization