U.S. Army Lessons Learned and
Combat After-Action Reports
Divisions

1st Cavalry Division (Airmobile)

Report Title	Report Date	Document ID	Pages
Combat After Action Report (Operations LINCOLN, I-III), MOSBY I, Headquarters, 1st Cavalry Division (Airmobile)	01 January 1966	AD0824627	60
Operation LINCOLN, 1st Brigade (Airborne), 1st Air Cavalry Division	21 April 1966	AD083386	85
Operation JIM BOWIE, Search And Destroy. Headquarters 1st Cavalry Division (Airmobile)	08 May 1966	AD0829472	28
Lessons Learned, 3-66: The Pleiku Campaign. Headquarters, 1st Air Cavalry Div.	10 May 1966	AD0855112	62
Combat After Action Report, Headquarters, 1st Squadron, 9th Cavalry, 1st Cavalry Division (Airmobile)	29 July 1966	AD0844158	17
Lessons Learned, Headquarters, 1st Cavalry Division (Airmobile)	15 February 1967	AD0388156	103
Combat After Action Report (Operation DAVY CROCKETT) Headquarters, (3d Brigade,) 1st Air Cavalry Division.	02 June 1967	AD0824475	19
Operation DAZZLEM, Conducted By the Headquarters, 1st Cavalry Division (AM)	26 July 1967	AD0388139	42
Op HUE, 14th Military History Detachment, 1st Cavalry Division (Airmobile)	26 February 1968	AD0840023	16
Operation QUANG TRI, 14th Military History Detachment, 1st Cavalry Division (Airmobile)	01 April 1968	AD0839454	16
Operation BYRD, Headquarters, (2d Bn,) 7th Cav, 1st Air Cav Div	10 May 1968	AD0838851	89
Lessons Learned, Headquarters, 1st Cavalry Division (Airmobile)	13 June 1968	AD0392381	74
Lessons Learned, Headquarters, 1st Air Cavalry Division Artillery	10 August 1968	AD0393815	24
Lessons Learned, Headquarters, 1st Air Cavalry Division	20 August 1968	AD0394701	45
Lessons Learned, Headquarters, 1st Cavalry Division Artillery (Airmobile)	01 November 1968	AD0500295	18
Lessons Learned, Headquarters, 1st Cavalry Division (Airmobile)	06 December 1968	AD0500300	29
Lessons Learned, Headquarters, 1st Cavalry Division Artillery (Airmobile)	07 February 1969	AD0502415	21
Lessons Learned, Headquarters, 1st Cavalry Division (Airmobile)	15 February 1969	AD0502597	101
Lessons Learned, Battle of The Angel's Wing, 1st Cavalry Division (Airmobile)	25 March 1969	AD0501181.	31
Lessons Learned, Headquarters, 1st Cavalry Division	15 April 1969	AD0504499	42
Lessons Learned, Headquarters, 1st Cavalry Division Artillery	03 May 1969	AD0504637	23
Lessons Learned, Headquarters, 1st Cavalry Division Artillery	12 August 1969	AD0505650	23
Lessons Learned, Headquarters, 1st Cavalry Division (Airmobile)	15 August 1969	AD0506273	67
Lessons Learned, Headquarters, 1st Cavalry Division Artillery	03 November 1969	AD0507469	38
Lessons Learned, Headquarters, 1st Cavalry Division	15 November 1969	AD0508303	19
Lessons Learned, Headquarters, 1st Cavalry Division Artillery	08 February 1970	AD0509007	35
Lessons Learned, Headquarters, 1st Cavalry Division	15 February 1970	AD0509704	88
Lessons Learned, Headquarters, 1st Cavalry Division	15 May 1970	AD0512505	102
Lessons Learned, Headquarters, 1st Cavalry Division (Airmobile)	14 August 1970	AD0514580	112
Lessons Learned, Headquarters, 1st Cavalry Division (Airmobile)	14 November 1970	AD0516259	89
Lessons Learned, Headquarters, 1st Cavalry Division (Airmobile)	13 May 1971	AD0518422	120
Lessons Learned, Headquarters, 3rd Brigade (Separate) 1st Cavalry Division (Airmobile)	13 November 1971	AD0530055	15

1st Infantry Division

Report Title	Report Date	Document ID	Pages
Lessons Learned, Headquarters, 1st Infantry Division	30 May 1966	AD0513858	69
Operation BIRMINGHAM, Headquarters, 1st Infantry Division	01 June 1966	AD0387622	261
Operation EL PASO II/III, Headquarters, 1st Infantry Division	08 December 1966	AD0387606	252
Operation MASTIFF, From 1st Infantry Division	21 December 1966	AD0386118	71
Lessons Learned, Headquarters, 1st Infantry Division, After Action Report - Operation JUNCTION CITY	08 May 1967	AD0390548	169
Operation DALLAS, Conducted By Headquarters, 1st Infantry Division	28 June 1967	AD0388138	83
Combat After Action Report - Operation BILLINGS, Conducted By 1st Infantry Division	26 July 1967	AD0385752	86
Lessons Learned, Headquarters, 1st Infantry Division	31 July 1968	AD0394109	53
Lessons Learned, Headquarters, 1st Infantry Division Artillery	10 November 1968	AD0500811	12
Lessons Learned, Headquarters, 1st Infantry Division	16 November 1968	AD0500799	51
Lessons Learned, Headquarters, 1st Infantry Division	19 February 1969	AD0502283	66
Lessons Learned, Headquarters, 1st Infantry Division Artillery	12 May 1969	AD0504241	11
Lessons Learned, Headquarters, 1st Infantry Division	15 May 1969	AD0504754	78
Lessons Learned, Headquarters, 1st Infantry Division Artillery	14 August 1969	AD0505617	14
Lessons Learned, Headquarters, 1st Infantry Division	29 August 1969	AD0506277	66
Lessons Learned, Headquarters, 1st Infantry Division Artillery	19 November 1969	AD0507890	13
Lessons Learned, Headquarters, 1st Infantry Division	01 December 1969	AD0508672	132
Lessons Learned, Headquarters, 1st Infantry Division Artillery	05 February 1970	AD0509150	15
Lessons Learned, Headquarters, 1st Infantry Division	10 March 1970	AD0509060	126

4th Infantry Division

Report Title	Report Date	Document ID	Pages
Lessons Learned, Headquarters, 4th Infantry Division	22 December 1966	AD0510787	91
Lessons Learned, Operation GADSDEN, Headquarters, 3d Brigade, 4th Infantry Division.	10 March 1967	AD0390546	23
Operation JUNCTION CITY, Conducted By The Headquarters, 3d Brigade, 4th Infantry Division	12 May 1967	AD0388140	56
Operation SAM HOUSTON, Conducted By The 4th Infantry Division	16 May 1967	AD0385638	123
Operation FT NISQUALLY, Conducted By 3rd Brigade, 4th Infantry Division	06 June 1967	AD0385750	28
Lessons Learned, Headquarters 4th Infantry Division	25 October 1967	AD0385851	63
Operation GREELEY, Headquarters, 4th Infantry Division	16 December 1967	AD0387626	109
Battle For Dak To Headquarters, 4th Infantry Division	03 January 1968	AD0390643	420
Lessons Learned, Headquarters, 4th Infantry Division	21 May 1968	AD0392678.	94
Lessons Learned, Headquarters, 4th Infantry Division	13 June 1968	AD0395537	45
Lessons Learned, Headquarters, 4th Infantry Division Artillery	31 July 1968	AD0393876	59
Lessons Learned, Headquarters, 4th Infantry Division	18 August 1968	AD0394812	69
Lessons Learned, Headquarters, 4th Infantry Division	15 November 1968	AD0500751	61
Lessons Learned, Headquarters, 4th Infantry Division Artillery	31 January 1969	AD0501718	48
Lessons Learned, Headquarters, 4th Infantry Division	15 February 1969	AD0502157	88
Lessons Learned, Headquarters, 4th Infantry Division Artillery	30 April 1969	AD0504684	37
Lessons Learned, Headquarters, 4th Infantry Division	21 May 1969	AD0504855	72
Lessons Learned, Headquarters, 4th Infantry Division Artillery	31 July 1969	AD0505964.	12
Lessons Learned, Headquarters, 4th Infantry Division Artillery	31 October 1969	AD0508054.	36
Lessons Learned, Headquarters, 4th Infantry Division	04 December 1969	AD0508140	85
Lessons Learned, Headquarters, 4th Infantry Division Artillery	31 January 1970	AD0509537	30
Lessons Learned, Headquarters, 4th Infantry Division	12 March 1970	AD0509583	47
Lessons Learned, Headquarters, 4th Infantry Division	31 May 1970	AD0511160	55
Lessons Learned, Headquarters, 4th Infantry Division	20 August 1970	AD0513854	73
Lessons Learned, Headquarters, 4th Infantry Division	20 November 1970	AD0516045	79

5th Infantry Division

Report Title	Report Date	Document ID	Pages
Operation COCO PALMS, Headquarters, 1st Battalion (Mech) 5th Infantry	13 July 1966	AD0394021	37
Operation KOKO HEAD, (Headquarters, 1st Battalion (Mech) 5th Infantry	25 August 1966	AD0394025	22
Lessons Learned, Headquarters, 1st Infantry Brigade, 5th Infantry Division (Mech)	13 December 1968	AD0849495	19
Lessons Learned, Headquarters, 1st Infantry Brigade, 5th Infantry Division (Mech)	17 February 1969	AD0852772	19
Lessons Learned, Headquarters, 1st Infantry Brigade, 5th Infantry Division	30 May 1969	AD0504857.	32
Lessons Learned, Headquarters, 1st Infantry Brigade, 5th Infantry Division (Mech)	23 November 1969	AD0507615	17
Lessons Learned, Headquarters, 1st Infantry Brigade, 5th Infantry Division	08 February 1970	AD0509189	12
Lessons Learned, Headquarters, 1st Infantry Brigade, 5th Infantry Division	21 May 1970	AD0510576	27
Lessons Learned, Headquarters, 1st Infantry Brigade, 5th Infantry Division	12 August 1970	AD0513710	22
Lessons Learned, 1st Inf Bde, 5th Inf Div (Mech)	19 August 1971	AD0530751	49

9th Infantry Division

Report Title	Report Date	Document ID	Pages
Lessons Learned, Operation FAIRFAX, Headquarters, 4th Battalion, 9th Infantry Division	21 February 1967	AD0394027	53
Combat After Action Report - Battle of Doi Ma Creek, 3d Brigade, 9th Infantry Division	21 April 1967	AD0387364	8
Operation SANTA FE Phases I, II and III, 1st Bde, 9th Inf Div.	20 January 1968	AD0389815	39
Operation KIEN GIANG1-9, 3d Brigade, 9th Infantry Division	30 January 1968	AD0389693	12
Operation AKRON V, 1st Brigade, 9th Infantry Division	05 February 1968	AD0389692	21
Operation CORONADO XI, Headquarters, 2d Brigade, 9th Infantry Division	17 April 1968	AD0392114	26
Operation HOPTAC XVI, 2d Brigade, 9th Infantry Division	16 June 1968	AD0387514	12
Operation TOAN THANG, 2d Brigade, 9th Infantry Division	30 July 1968	AD0393715	15
Operation TOAN THANG, Headquarters 3d Brigade, 9th Infantry Division	20 August 1968	AD0394187	21
Lessons Learned, Headquarters, 9th Infantry Division	20 August 1968	AD0394511	132
Operation QUYET THANG, Headquarters, 3d Brigade, 9th Infantry Division	21 August 1968	AD0392316	11
Lessons Learned, Headquarters, 9th Infantry Division Artillery	01 November 1968	AD0395142	28
Lessons Learned, Headquarters, 9th Infantry Division	15 November 1968	AD0500939	76
Lessons Learned, Headquarters, 9th Infantry Division Artillery	31 January 1969	AD0501469	18
Lessons Learned, Headquarters, 9th Infantry Division	15 February 1969	AD0503258	93
Lessons Learned, Headquarters, 9th Infantry Division Artillery	30 April 1969	AD0503448	27
Lessons Learned, Headquarters, 9th Infantry Division	15 May 1969	AD0504835	69
Lessons Learned, Headquarters, 9th Infantry Division Artillery	15 July 1969	AD0506325	25
Lessons Learned, Headquarters, 9th Infantry Division	15 July 1969	AD0506525	56
Lessons Learned, Headquarters, 3d Brigade, 9th Infantry Division	15 November 1969	AD0508091	62
Lessons Learned, Headquarters, 3d Brigade, 9th Infantry Division	01 February 1970	AD0509173	63
Lessons Learned, Headquarters, 3d Brigade, 9th Infantry Division	14 May 1970	AD0511070	51
Lessons Learned, Headquarters, 3d Brigade, 9th Infantry Division	15 August 1970	AD0514461	58
Operation KEYSTONE ROBIN: The Redeployment of The 3d Brigade, 9th Infantry Division From The Republic of Vietnam	08 October 1970	AD0878027	389

23rd Infantry Division (AMERICAL)

Report Title	Report Date	Document ID	Pages
Lessons Learned, Headquarters, Americal Division	07 August 1968	AD0394911	74
Lessons Learned, Headquarters, Americal Division Artillery	15 August 1968	AD0393672	25
Lessons Learned, Headquarters, Americal Division	07 November 1968	AD0500558	88
Lessons Learned, Headquarters, Americal Division Artillery	15 November 1968	AD0500212	21
Lessons Learned, Headquarters, Americal Division	10 February 1969	AD0502518	92
Lessons Learned, Headquarters, Americal Division Artillery	15 February 1969	AD0502062	31
Lessons Learned, Headquarters, Americal Division	10 May 1969	AD0504330	84
Lessons Learned, Headquarters, Americal Division Artillery	14 May 1969	AD0505232	35
Lessons Learned, Headquarters, Americal Division	10 August 1969	AD0505536	77
Lessons Learned, Headquarters, Americal Division Artillery	14 August 1969	AD0506484	40
Lessons Learned, Headquarters, Americal Division	10 November 1969	AD0508093	82
Lessons Learned, Headquarters, Americal Division	10 February 1970	AD0508671.	86
Lessons Learned, Headquarters, Americal Division Artillery	15 February 1970	AD0508726	14
Lessons Learned, Headquarters, Americal Division	10 May 1970	AD0512565	74
Lessons Learned, Headquarters, Americal Division	10 August 1970	AD0513756	80
Lessons Learned, Headquarters, 23d Infantry Division	15 November 1970	AD0515335	93
Lessons Learned, Headquarters, 23d Infantry Division (AMERICAL)	15 May 1971	AD0519973	118
Lessons Learned, Headquarters, 23d Infantry Division (AMERICAL)	01 November 1971	AD0520351	127

25th Infantry Division

Report Title	Report Date	Document ID	Pages
Lessons Learned, Headquarters, 25th Infantry Division	30 April 1966	AD0391563	226
Operation KAHALA, Headquarters, 2d Brigade, 25th Infantry Division	14 May 1966	AD0385751	18
Lessons Learned, 6-66. Lessons Learned In Viet-nam, 1966. Headquarters, 2nd Brigade Task Force 25th Infantry Div.	01 July 1966	AD0855109	22
Lessons Learned, Headquarters, 25th Infantry Division	30 August 1966	AD0391727	338
Lessons Learned, Headquarters, 25th Infantry Division	31 October 1966	AD0385848	75
Lessons Learned, Operation ATTLEBORO, 2d Brigade, 25th Infantry Division	01 November 1966	AD0387618	46
Lessons Learned, Headquarters, 3rd Brigade Task Force, 25th Infantry Division	04 November 1966	AD0391485	44
Lessons Learned, Operation ATTLEBORO, Headquarters, 25th Infantry Division	01 December 1966	AD0387619	45
Lessons Learned, Headquarters, 3rd Brigade Task Force, 25th Infantry Division	10 May 1967	AD0385641	53
Lessons Learned, Headquarters, 25th Infantry Division	19 May 1967	AD0390303	61
Lessons Learned, Headquarters, 25th Infantry Division	19 May 1967	AD0390303	61
Operation AHINA, Conducted By The 25th Infantry Division	16 July 1967	AD0387601	19
Lessons Learned, Headquarters, 25th Infantry Division	19 August 1967	AD0504136	90
Lessons Learned, Headquarters, 25th Infantry Division	19 August 1967	AD0504136	90
Operation ATLANTA, 65th Engineer Battalion, 25th Infantry Division	08 January 1968	AD0829463	11
Lessons Learned, Operation YELLOWSTONE Headquarters, 25th Infantry Division	03 April 1968	AD0390147	103
Lessons Learned, Headquarters 25th Infantry Division	01 August 1968	AD0395425	55
Lessons Learned, Headquarters, 25th Infantry Division Artillery	15 August 1968	AD0394035	23
Lessons Learned, Headquarters 2d Brigade, 25th Infantry Division	05 November 1968	AD0500768	48
Lessons Learned, Headquarters, 25th Infantry Division Artillery	16 November 1968	AD0395314	19
Lessons Learned, Headquarters, 25th Infantry Division	01 February 1969	AD0502976	272
Lessons Learned, Headquarters, 25th Infantry Division Artillery	15 February 1969	AD0501620	16
Lessons Learned, Headquarters, 25th Infantry Division	01 May 1969	AD0504766	88
Lessons Learned, Headquarters, 25 Infantry Division Artillery	15 May 1969	AD0504193	22
Lessons Learned, Headquarters, 25th Infantry Division. Operational Report	01 August 1969	AD0506604	226
Lessons Learned, Headquarters, 25th Infantry Division Artillery	15 August 1969	AD0506350	24
Lessons Learned, Headquarters, 25th Infantry Division	01 November 1969	AD0508335	183
Lessons Learned, Headquarters, 25th Infantry Division Artillery	15 November 1969	AD0507417	30
Lessons Learned, Headquarters, 25th Infantry Division	01 February 1970	AD0509705	177
Lessons Learned, Headquarters, 25th Infantry Division Artillery	15 February 1970	AD0509105	25
Lessons Learned, Headquarters, 25th Infantry Division	26 October 1970	AD0512358	156
Lessons Learned, Headquarters, 25th Infantry Division	31 October 1970	AD0515178	91
Operation Keystone ROBIN BRAVO: 25th Infantry Division, Republic of Vietnam	15 December 1970	AD0879681	254
Lessons Learned, Headquarters, 25th Infantry Division	15 March 1971	AD0514626	140
Lessons Learned, Headquarters, 2d Brigade (PROV)(SEP), 25th Infantry Division	16 March 1971	AD0517824	40

82nd Airborne Division

Report Title	Report Date	Document ID	Pages
Lessons Learned, Headquarters, 3d Brigade, 82d Airborne Division	15 August 1968	AD0394903	42
Lessons Learned, Headquarters, 3d Brigade, 82d Airborne Division	01 November 1968	AD0500366	34
Lessons Learned, Headquarters, 3d Brigade, 82d Airborne Division	15 May 1969	AD0504592	42
Lessons Learned, Headquarters, 3d Brigade, 82d Airborne Division	18 August 1969	AD0506020	64
Lessons Learned, Headquarters, 3d Brigade, 82d Airborne Division	20 November 1969	AD0508165.	75

101st Airborne Division (Airmobile)

Report Title	Report Date	Document ID	Pages
Operation HAWTHORNE, Headquarters, 1st Brigade, 101st Airborne Division	22 July 1966	AD0394023	38
Operation BEAUREGARD (EAGLE BAIT), Headquarters, 1st Brigade, 101st Airborne Division	10 August 1966	AD0394019	30
Operation FILLMORE, Headquarters, 1st Brigade 101st Airborne Division	17 August 1966	AD0394022	26
Operation JOHN PAUL JONES, 1st Brigade, 101st Airborne Division	28 September 1966	AD0388882	34
Operation SEWARD, Headquarters 1st Brigade, 101st Airborne Division	06 November 1966	AD0386128	63
Lessons Learned, Headquarters, 1st Brigade, 101st Airborne Division	12 November 1966	AD0512778	98
Lessons Learned, Operation Pickett, Headquarters, 1st Brigade, 101st Airborne Division	15 February 1967	AD0387608	37
Operation GATLING I and II, Headquarters, 1st Brigade, 101st Airborne Division	01 March 1967	AD0385754	25
Lessons Learned, Headquarters, 1st Brigade 101st Airborne Division	21 April 1967	AD039405	23
Lessons Learned, Headquarters, 1st Brigade, 101st Airborne Division	21 April 1967	AD0394055	23
Lessons Learned, Operation HOOD RIVER, Headquarters, (1st Brigade,) 101st Airborne Division	11 September 1967	AD0394028	23
Operation BENTON, Conducted By (1st Brigade,) 101st Airborne Division	28 September 1967	AD0385755	48
Operation MALHEUR, Conducted By Headquarters, 1st Brigade, 101st Airborne Division	03 October 1967	AD0386041	68
Operation WHEELER, 1st Brigade, 101st Abn Division	11 December 1967	AD0389939	60
Lessons Learned, Headquarters, 101st Airborne Division (AM)	15 August 1968	AD0394951	47
Lessons Learned, Headquarters, 101st Airborne Division Artillery (AM)	15 August 1968	AD0395081	22
Lessons Learned, Headquarters, 101st Airborne Division Artillery	01 November 1968	AD0500019	27
Lessons Learned, Headquarters, 101st Airborne Division	22 November 1968	AD0501007	63
Lessons Learned, Headquarters, 101st Airborne Division	24 February 1969	AD0502771	56
Lessons Learned, Headquarters, 101st Airborne Division	22 May 1969	AD0504834	58
Lessons Learned, Headquarters, 101st Airborne Division Artillery	09 August 1969	AD0506149	28
Lessons Learned, Headquarters, 101st Airborne Division	20 August 1969	AD0506515	68
Lessons Learned, Headquarters, 101st Airborne Division Artillery	15 November 1969	AD0508206	37
Lessons Learned, Headquarters, 101st Airborne Division Airmobile	19 November 1969	AD0508263	85
Lessons Learned, Headquarters, 101st Airborne Division Artillery	12 February 1970	AD0509216	21
Lessons Learned, Headquarters, 101st Airborne Division	17 May 1970	AD0510686	63
Operation RANDOLPH GLEN, 101st Airborne Division	30 June 1970	AD0509879	87
Lessons Learned, Headquarters, 101st Airborne Division	15 August 1970	AD0515469	100
Lessons Learned, Headquarters, 101st Airborne Division	05 May 1971	AD0515195	96
Lessons Learned, Headquarters, 101st Airborne Division (Airmobile)	24 May 1971	AD0518927	116
Lessons Learned, 101st Airborne Division (Airmobile)	19 November 1971	AD0531137	12

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U.S. Army Lessons Learned and Combat After-Action Reports Divisions

1st Cavalry Division (Airmobile)

1st Infantry Division

4th Infantry Division

5th Infantry Division

9th Infantry Division

23rd Infantry Division (AMERICAL)

25th Infantry Division

82nd Airborne Division

101st Airborne Division (Airmobile)

U.S. Army Lessons Learned and
Combat After-Action Reports
Divisions