18th New York Infantry Regiment

The 18th New York Infantry Regiment lost 4 officers and 34 enlisted men killed or mortally wounded and 1 officer and 32 enlisted men to disease during the Civil War.

1861
May 13	Organized at Albany, N.Y., and accepted for state service under Colonel William A. Jackson, Lieutenant Colonel William H. Young and Major George R. Myers
May 17	Mustered in for two years Federal service
June 19	Left State for Washington, D. C.; Attached to Davies' Brigade, Miles' Division, McDowell's Army of Northeast Virginia
July 14	Reconnaissance on Fairfax Road
July 16-21	Advance on Manassas, Va.
July 17	Fairfax Court House The regiment lost 1 enlisted man mortally wounded and 1 officer and 2 enlisted men wounded
July 18	Blackburn's Ford The regiment lost 1 officer and 4 enlisted men wounded
July 21	Battle of Bull Run
August	Duty in the Defenses of Washington, D.C.; attached to Franklin's Brigade, Division of the Potomac
October 3	Skirmish at Springfield Station
October	Attached to Newton's Brigade, Franklin's Division, Army of the Potomac
November 11	Colonel Jackson dies in Washington. Lieutenant Colonel Young promoted to colonel, Major Myers to lieutenant colonel and Captain John Meginnis of Company D to major.
1862
March	Attached to 3rd Brigade, 1st Division, 1st Army Corps, Army of the Potomac
March 10-15	Advance on Manassas, Va.
April 4-12	McDowell's advance on Fredericksburg, Va.
April 22	Ordered to the Virginia Peninsula
April 24-May 4	Siege of Yorktown (on transports); attached to 3rd Brigade, 1st Division, 6th Army Corps
May 7-8	West Point
June 25-July 1	Seven days before Richmond
June 27	Gaines Mill The regiment lost 3 officers and 18 enlisted men killed or mortally wounded, 3 officers and 58 enlisted men wounded, and 1 officer and 42 enlisted men missing or captured
June 30	White Oak Swamp and Glendale
July 1	Malvern Hill
July	At Harrison's Landing
August 16-28	Movement to Fortress Monroe, then to Centreville
August 14	Colonel Young resigns. Lieutenant Colonel Myers promoted to colonel, Major Meginnis to lieutenant colonel
August 29-31	In works at Centreville
September 1	Cover Pope's retreat to Fairfax Court House
September 6-22	Maryland Campaign
September 8	Captain John Hastings of Company B mustered out to become lieutenant colonel of the 113th New York Infantry
September 14	Crampton's Pass, South Mountain The regiment lost 1 officer and 15 enlisted men killed or mortally wounded, 1 officer and 35 enlisted men wounded, and 2 enlisted men missing or captured
September 16-17	Battle of Antietam The regiment was in reserve, but lost 4 enlisted men wounded.
September - October	Duty in Maryland
October 30 - November 19	Movement to Falmouth, Va.
December 12-15	Battle of Fredericksburg The regiment lost 2 enlisted men wounded
1863
January 20-24	"Mud March"
February - April	At Falmouth
April 27-May 6	Chancellorsville Campaign
April 29-May 2	Operations at Franklin's Crossing
May 3	Maryes Heights, Fredericksburg The regiment lost 1 officer wounded and 33 enlisted men missing or captured
May 3-4	Salem Heights
May 4	Banks' Ford
May 11	Three years men transferred to 121st Regiment New York Infantry
May 16	Moved to New York
May 28	Mustered out, expiration of term, under Colonel Myers, Lieutenant Colonel McGinnis