The Combat Assault Battalion was a mechanized battalion of the

United States Marine Corps The United States Marine Corps (USMC), also referred to as the United States Marines, is the maritime land force service branch of the United States Armed Forces responsible for conducting expeditionary and amphibious operations through combi ...

and subordinate element of the

3rd Marine Division The 3rd Marine Division is a division of the United States Marine Corps based at Camp Courtney, Marine Corps Base Camp Smedley D. Butler in Okinawa, Japan. It is one of three active duty infantry divisions in the Marine Corps and together with th ...

and the

III Marine Expeditionary Force III Marine Expeditionary Force (III MEF) is a formation of the Marine Air-Ground Task Force of the United States Marine Corps. It is forward-deployed and able to rapidly conduct operations across the spectrum from humanitarian assistance and ...

. The unit was last based at

Camp Schwab Camp Schwab is a United States Marine Corps camp located in northeastern Okinawa Prefecture, Japan, that is currently home to the 4th Marine Regiment and other elements of the 28,000 American servicemen based on the island. The Camp was dedicate ...

Okinawa is a prefecture of Japan. Okinawa Prefecture is the southernmost and westernmost prefecture of Japan, has a population of 1,457,162 (as of 2 February 2020) and a geographic area of 2,281 km2 (880 sq mi). Naha is the capital and largest city ...

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

Mission

To conduct Amphibious Assault, Light Armored Reconnaissance and Combat Engineer operations across the Range of Military Operations (ROMO) in the Pacific Area of Responsibility (AOR) in support of MAGTF expeditionary operations.

Subordinate units

* Headquarters and Services Company * Combat Engineer Company * Light Armored Reconnaissance Company * Assault Amphibian Vehicle Company

History

World War II

The 1st Amphibian Tractor Battalion was activated February 16, 1942 at New River,

North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and So ...

as part of the

1st Marine Division The 1st Marine Division (1st MARDIV) is a Marine division of the United States Marine Corps headquartered at Marine Corps Base Camp Pendleton, California. It is the ground combat element of the I Marine Expeditionary Force (I MEF). It is the ...

. The battalion relocated in May 1942 to

Wellington, New Zealand Wellington ( mi, Te Whanganui-a-Tara or ) is the capital city of New Zealand. It is located at the south-western tip of the North Island, between Cook Strait and the Remutaka Range. Wellington is the second-largest city in New Zealand by metr ...

and participated in the following World War II campaigns: *

Guadalcanal Guadalcanal (; indigenous name: ''Isatabu'') is the principal island in Guadalcanal Province of Solomon Islands, located in the south-western Pacific, northeast of Australia. It is the largest island in the Solomon Islands by area, and the seco ...

Finschhafen Finschhafen is a town east of Lae on the Huon Peninsula in Morobe Province of Papua New Guinea. The town is commonly misspelt as Finschafen or Finschaven. During World War II, the town was also referred to as Fitch Haven in the logs of some U.S ...

New Britain New Britain ( tpi, Niu Briten) is the largest island in the Bismarck Archipelago, part of the Islands Region of Papua New Guinea. It is separated from New Guinea by a northwest corner of the Solomon Sea (or with an island hop of Umboi the Dam ...

Peleliu Peleliu (or Beliliou) is an island in the island nation of Palau. Peleliu, along with two small islands to its northeast, forms one of the sixteen states of Palau. The island is notable as the location of the Battle of Peleliu in World War II. H ...

The battalion was decommissioned on November 17, 1945 at

Marine Corps Base Camp Pendleton Marine Corps Base Camp Pendleton is the major West Coast base of the United States Marine Corps and is one of the largest Marine Corps bases in the United States. It is on the Southern California coast in San Diego County and is bordered by Oc ...

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

. Less than a year later that battalion was reactivated on May 1, 1946 at MCB Camp Pendleton

Korean War

The battalion participated in the

Korean War , date = {{Ubl, 25 June 1950 – 27 July 1953 (''de facto'')({{Age in years, months, weeks and days, month1=6, day1=25, year1=1950, month2=7, day2=27, year2=1953), 25 June 1950 – present (''de jure'')({{Age in years, months, weeks a ...

from the

Pusan Perimeter The Battle of the Pusan Perimeter ( ko, 부산 교두보 전투) was a large-scale battle between United Nations Command (UN) and North Korean forces lasting from August 4 to September 18, 1950. It was one of the first major engagements of the ...

in operations from

Inchon Incheon (; ; or Inch'ŏn; literally "kind river"), formerly Jemulpo or Chemulp'o (제물포) until the period after 1910, officially the Incheon Metropolitan City (인천광역시, 仁川廣域市), is a city located in northwestern South Kore ...

to Seoul,

Chosin Reservoir The Chosin Reservoir (), formally known as Lake Changjin () is a lake located in Changjin County, North Korea. It is most famously known for being the site of the Battle of the Chosin Reservoir, which was an important battle in the Korean War. ...

, East to Central Front, and the Western Front. Following the war they participated in the defense of the

Korean Demilitarized Zone The Korean Demilitarized Zone (Korean: ; Hanbando Bimujang Jidae) is a strip of land running across the Korean Peninsula near the 38th parallel north. The demilitarized zone (DMZ) is a border barrier that divides the peninsula roughly in ha ...

from August 1953 to March 1955. They were relocated during March 1955 to Camp McGill, Japan.

Vietnam War

The battalion was reassigned March 16, 1965 to the

3d Marine Division The 3rd Marine Division is a division of the United States Marine Corps based at Camp Courtney, Marine Corps Base Camp Smedley D. Butler in Okinawa, Japan. It is one of three active duty infantry divisions in the Marine Corps and together with th ...

and relocated to

Camp Hansen Camp Hansen is a United States Marine Corps base located in Okinawa, Japan. The camp is situated in the town of Kin, near the northern shore of Kin Bay, and is the second-northernmost major installation on Okinawa, with Camp Schwab to the north ...

. Company A was deployed to

South Vietnam South Vietnam, officially the Republic of Vietnam ( vi, Việt Nam Cộng hòa), was a state in Southeast Asia that existed from 1955 to 1975, the period when the southern portion of Vietnam was a member of the Western Bloc during part of th ...

on 7 May 1965 and was attached to the

4th Marine Regiment The 4th Marine Regiment is an infantry regiment of the United States Marine Corps. Based at Camp Schwab in Okinawa, Japan, it is part of the 3rd Marine Division of the III Marine Expeditionary Force. Mission Close with and destroy the enemy by fi ...

Chu Lai Base Area Chu Lai Base Area (also known as Chu Lai Combat Base or simply Chu Lai or Kỳ Hà) is a former U.S. Marine Corps, U.S. Army and Army of the Republic of Vietnam (ARVN) base in Chu Lai in central Vietnam. Kỳ Hà Air Facility was part of the inst ...

. Company B deployed to South Vietnam on 8 July and was attached to the

9th Marine Regiment The 9th Marine Regiment was an infantry regiment of the United States Marine Corps. Formed during World War II, it served until 1994, when it was deactivated during the post Cold War drawdown. Battalions of the Ninth Marine Regiment, but not the ...

Danang Nang or DanangSee also Danang Dragons ( ; vi, Đà Nẵng, ) is a class-1 municipality and the fifth-largest city in Vietnam by municipal population. It lies on the coast of the East Sea of Vietnam at the mouth of the Hàn River, and is one ...

. On 16 July 1965 the remainder of the battalion loaded aboard for deployment to South Vietnam, offloading at

Red Beach Base Area Red Beach Base Area (also known as Camp JK Books, Camp Haskins, Camp Viking, Paddock Compound or Red Beach Camp) is a complex of former U.S. Marines, Navy and Army and Army of the Republic of Vietnam (ARVN) logistics and support bases northwest o ...

on 21 July 1965. The battalion engaged in combat operations from July 1965 through July 1969. In April 1967 the battalion was moved to

Cửa Việt Base Cửa Việt Base (also known as Cửa Việt Combat Base, Cửa Việt Naval Support Activity, Camp Kistler or simply Cửa Việt) is a former U.S. Marine Corps, U.S. Navy, U.S. Army and Army of the Republic of Vietnam (ARVN) base north of Qu� ...

and under the name

Operation Napoleon Operation Napoleon (Icelandic: Napóleonsskjölin) is an Icelandic thriller film directed by Óskar Þór Axelsson. It is based on Arnaldur Indriðason's best selling book of the same name. It stars Vivian Ólafsdóttir, Iain Glen, Jack Fox, Ó ...

together with the

1st Battalion, 3rd Marines 1st Battalion, 3rd Marines (1/3) is an infantry battalion in the United States Marine Corps based out of Marine Corps Base Hawaii. Nicknamed the "Lava Dogs", the battalion consists of approximately 800 Marines and sailors and falls under the comm ...

was tasked with keeping waterways around the base open. Operation Napoleon/Saline concluded on 9 December 1968. They relocated during July 1969 to

, Okinawa. On April 1, 1976 the battalion was re-designated as the 1st Tracked Vehicle Battalion with two companies of

M60A1 The M60 is an American second-generation main battle tank (MBT). It was officially standardized as the Tank, Combat, Full Tracked: 105-mm Gun, M60 in March 1959. Although developed from the M48 Patton, the M60 tank series was never officially ...

(RISE Passive) Tanks and two companies of AAV-7's as well as 1 Company

TOW Towing is coupling two or more objects together so that they may be pulled by a designated power source or sources. The towing source may be a motorized land vehicle, vessel, animal, or human, and the load being anything that can be pulled. Th ...

1980s and 1990s

On November 10, 1988 the battalion was redesignated as the 1st Armored Assault Battalion. On September 30, 1992 it was redesignated as the Combat Support Group and finally became Combat Assault Battalion on October 5, 1994.

Deactivation

Combat Assault Battalion was deactivated October 12, 2018 with the Battalion assets divided between the rest of the

. Most of the Battalion's assets including AAVs and

LAV-25 The LAV-25 is a member of the LAV II family. It is an eight-wheeled amphibious armored reconnaissance vehicle built by General Dynamics Land Systems and used by the United States Marine Corps and the United States Army. History During the 1980s, ...

mechanized vehicles were transferred to

. The Battalion's Combat Engineer Company was be reallocated to other Marine units, including

3rd Marine Regiment The 3rd Marine Littoral Regiment is a regiment of the United States Marine Corps that is optimized for littoral maneuver in the Indo-Pacific Theater. Based at Marine Corps Base Hawaii, the regiment falls under the command of the 3rd Marine Divisi ...

and

1st Combat Engineer Battalion 1st Combat Engineer Battalion is a combat engineer battalion of the United States Marine Corps. The unit, nicknamed "The Super Breed", is based at Marine Corps Base Camp Pendleton, California and falls under the command of the 1st Marine Divisi ...

Unit awards

A unit citation or commendation is an award bestowed upon an organization for the action cited. Members of the unit who participated in said actions are allowed to wear on their uniforms the appropriate ribbon of the awarded unit citation. The Battalion's flag is decorated with the appropriate streamers. Combat Assault Battalion, and those units for which it carries lineage and honors, was awarded the following:

Notes

External links

CAB's official site

Combat Assault Battalion Facebook page
{{3rdMarDiv Armor battalions of the United States Marine Corps Inactive units of the United States Marine Corps Military units and formations established in 1942 Military units and formations disestablished in 2018