61st Infantry Regiment
Not yet constituted / organized
This timeline begins in 1916. The cited organization had not yet been constituted or organized during this interval; its formation follows.
Infantry timelines · Infantry numbers 1–200
A century of division assignments
1916–2026 · Regimental service, battle groups, battalions and deployments.

The common row follows the regiment. After its reorganization, battle groups and battalions could hold different assignments at the same time. A deployment or temporary attachment does not by itself change the assigned division. The common row closes on 17 Jan 1962; later service belongs to the separate element rows. Battalion rows follow headquarters lineages, often descended from lettered companies, rather than assuming that the old regimental battalions continued unchanged.
The 1st Battalion row begins with its 1962 reorganization. Earlier battalions share regimental service. The modern training mission is also documented by the Army in April 2026.
Representative division patches. Patterns could change over time; an image does not imply that the exact version was worn throughout every period. Divisions without a verified asset remain identified by name.
At a glance
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Scroll horizontally on a small screen. Select a segment to open its dated entry. Diamond markers open deployments; their positions indicate the labeled year, not an exact start date or duration. Short assignments are easier to inspect in the list below.
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Look up the dated rows below. Service notes with incomplete dates are excluded; last-documented results do not certify a current assignment.
The dated record
Deployments, operations and credited campaign service appear inside assignment cards. Award years establish credited service, not exact tour dates. Some service notes identify only company-sized elements. This is a sourced selection, not a complete movement log.
Assignment ends are exclusive: the next period starts on that date. *Striped final bars mean last documented, with later status unverified through the page cutoff. Unknown intervals are not treated as inactive.
61st Infantry Regiment
This timeline begins in 1916. The cited organization had not yet been constituted or organized during this interval; its formation follows.
61st Infantry Regiment
The available record does not establish a precise assignment throughout this interval. No division is inferred.
61st Infantry Regiment

Division names are normalized across historical redesignations. This entry follows the cited unit lineage.
1918
61st Infantry Regiment · Campaign service
Campaign participation is recorded in the cited history. The year label summarizes campaign service, not an exact overseas tour.
Source61st Infantry Regiment

The unit was inactive but retained the division assignment shown. Paper assignments and Reserve-officer training are not active combat service.
61st Infantry Regiment
The unit was inactive but retained the division assignment shown. Paper assignments and Reserve-officer training are not active combat service.
61st Infantry Regiment

The unit was inactive but retained the division assignment shown. Paper assignments and Reserve-officer training are not active combat service.
61st Infantry Regiment
The unit or its headquarters lineage was inactive. This status does not imply that every inherited honor or divisional affiliation was erased.
61st Infantry Regiment
The organization was removed from the rolls. A later reconstitution, if documented, is shown separately.
61st Infantry Regiment
The unit was inactive but retained the division assignment shown. Paper assignments and Reserve-officer training are not active combat service.
61st Infantry Regiment
Division names are normalized across historical redesignations. This entry follows the cited unit lineage.
61st Infantry Regiment
The unit or its headquarters lineage was inactive. This status does not imply that every inherited honor or divisional affiliation was erased.
1st Battle Group / Battalion lineage
The unit or its headquarters lineage was inactive. This status does not imply that every inherited honor or divisional affiliation was erased.
1st Battle Group / Battalion lineage

Division names are normalized across historical redesignations. This entry follows the cited unit lineage.
1968-1971
1st Battle Group / Battalion lineage · Deployment / campaign service
The battalion deployed with the 1st Brigade, 5th Infantry Division; these year labels summarize service, not exact movement dates. The labeled service overlaps an assignment change and is listed only once; consult the following assignment cards as well.
Source1st Battle Group / Battalion lineage
Division names are normalized across historical redesignations. This entry follows the cited unit lineage.
1st Battle Group / Battalion lineage

Division names are normalized across historical redesignations. This entry follows the cited unit lineage.
1st Battle Group / Battalion lineage
The unit or its headquarters lineage was inactive. This status does not imply that every inherited honor or divisional affiliation was erased.
1st Battle Group / Battalion lineage
Institutional or training service. This is a command relationship, not a maneuver-division assignment. The source establishes this last recorded status, not uninterrupted service through 2026. The striped bar extends to the page cutoff to keep the later research gap visible.
Service note · dates incomplete
The training battalion at Fort Jackson was reflagged as 1st Battalion in June 1993. An exact earlier divisional sequence is not established here.
Army Center of Military History lineage certificates provide the dated backbone. Regimental associations and secondary histories supplement individual operations and battalions. Where the evidence stops, the page says so. A page cutoff is not a claim that every unit directory was current on that date.
Earlier battalions are covered by common regimental service; separately dated lineages and substantiated later battalions receive their own rows or notes. A unit graphic alone is not evidence of a battalion assignment. Reserve, training and inactive organizations are distinguished from active combat units.
Unmodified artwork from Wikimedia Commons; individual file pages identify the artist and license. Insignia represent the divisions, not regimental affiliation badges.