In military terms, 4th Brigade may refer to:

Argentina

4th Parachute Brigade (Argentina) The 4th Airborne Brigade is a unit of the Argentine Army specialised in airborne assault operations. It is based in Córdoba, Córdoba Province. Together with the Ist Armoured Brigade, they make up the Rapid Deployment Force (Spanish: ''Fuerza ...

Australia

4th Brigade (Australia) The 4th Brigade is a brigade-level formation of the Australian Army. Originally formed in 1912 as a Militia formation, the brigade was re-raised for service during World War I, elements of the brigade served at Gallipoli and in the trenches on th ...

4th Armoured Brigade (Australia) The 4th Armoured Brigade was an armoured formation of the Australian Army established during the Second World War. It was formed in February 1943 to provide armoured support for infantry units operating in the South West Pacific Area. Its compos ...

4th Light Horse Brigade The 4th Light Horse Brigade was a mounted infantry brigade of the Australian Imperial Force (AIF) serving in the Middle Eastern theatre of World War I. The brigade was initially formed as a part-time militia formation in the early 1900s in Victo ...

Canada

4th Canadian Armoured Brigade The 4th Canadian Armoured Brigade was an armoured brigade of the Canadian Army during World War II. It was part of the 4th Canadian (Armoured) Division. Organization As of 1942 the 4th Canadian Armoured Brigade comprised: * 21st Armoured Reg ...

4th Canadian Infantry Brigade The 4th Canadian Infantry Brigade was an infantry brigade of the Canadian Army active during World War I and World War II. Raised in 1915, the brigade formed part of the 2nd Canadian Division and fought on the Western Front between 1916 and 1 ...

* 4th Infantry Brigade (Canada) *

4 Canadian Mechanized Brigade Group 4 Canadian Mechanized Brigade Group (4CMBG; french: 4e Groupe-brigade mécanisé du Canada, 4GBMC) was a formation of the Canadian Army, then Mobile Command of the unified Canadian Forces. It was part of the European formation known as Canadian ...

Croatia

* 4th Guards Brigade (Croatia)

Czech Republic

4th Rapid Deployment Brigade (Czech Republic) The 4th (Czech) Rapid Deployment Brigade (4. brigáda rychlého nasazení) is a brigade of the Army of the Czech Republic. It is assigned to the NATO Allied Rapid Reaction Corps. Units from the brigade have deployed as part of KFOR, ISAF and EUTM ...

France

4th Airmobile Brigade (France) The 4th Airmobile Brigade (french: 4 Brigade Aéromobile, 4 BAM) is a helicopter unit of the French Army. It makes up most of the French Army Light Aviation. The brigade is heir to the traditions and honours of the 4th Airmobile Division. The Fren ...

Germany

4th SS Volunteer Panzergrenadier Brigade Netherlands The Volunteer Legion Netherlands ( nl, Vrijwilligerslegioen Nederland) was a collaborationist military formation recruited in the German-occupied Netherlands during World War II. It was formed in the aftermath of the German invasion of the Sov ...

Japan

4th Cavalry Brigade (Imperial Japanese Army) The 4th Cavalry Brigade of the Imperial Japanese Army was originally formed April 1, 1909. It was assigned to Kwantung Army in April 1933 as part of the IJA Cavalry Group. It was then assigned to the Cavalry Group to Northern China Area Army, ...

Lebanon

4th Infantry Brigade (Lebanon) The 4th Infantry Brigade (Lebanon) was a Lebanese Army unit that fought in the Lebanese Civil War, being active from its creation in January 1983 until its destruction in September that year, in the wake of the Mountain War. Origins In the afterm ...

New Zealand

4th Infantry Brigade (New Zealand) The 4th Infantry Brigade was a formation of the New Zealand Military Forces, active in both the First and Second World Wars. It was initially raised in England in 1917 for service with the New Zealand Division on the Western Front during the Fir ...

4th New Zealand Armoured Brigade The 4th New Zealand Armoured Brigade was an armoured brigade of the New Zealand Military Forces, formed during the Second World War in October 1942 from the remnants of the 4th New Zealand Infantry Brigade. It was part of the 2nd New Zealand Divi ...

Poland

* 4th Cavalry Brigade (Poland)

Romania

4th Engineer Brigade (Romania) The 4th Territorial Engineer Brigade (''Brigada 4 Geniu'') was an engineer brigade of the Romanian Land Forces. The unit was redesignated as the 4th Engineer Battalion in 2006. It is currently subordinated to the 4th Infantry Division and its head ...

South Africa

4th Infantry Brigade (South Africa) The 4th South African Infantry Brigade was an infantry brigade of the army of the Union of South Africa during World War II. The Brigade formed part of the South African 2nd Infantry Division. The brigade served in the Western Desert Campaign ...

United Kingdom

4th Armoured Brigade (United Kingdom) 4th Infantry Brigade and Headquarters North East, previously known as 4th Mechanized Brigade and before that 4th Armoured Brigade is a brigade formation of the British Army, currently based in Catterick, North Yorkshire as part of 1st ...

, 1939–1945 *

4th Cavalry Brigade (United Kingdom) The 4th Cavalry Brigade was a cavalry brigade of the British Army. It served in the Napoleonic Wars (notably at the Battle of Waterloo), in the First World War on the Western Front where it was initially assigned to The Cavalry Division ...

4th Guards Brigade (United Kingdom) The 4th Guards Brigade was an infantry brigade of the British Army. It was formed by battalions withdrawn from the Guards Division and served with the 31st Division on the Western Front during the First World War. It ended the war as General H ...

4th Infantry Brigade (United Kingdom) The 4th Infantry Brigade was an infantry brigade of the British Army that served in both First and Second World Wars. During both world wars, it was part of the 2nd Infantry Division. History As the Second Boer War ended in 1902 the army was re ...

4th London Infantry Brigade The 140th (4th London) Brigade was an infantry brigade formation of the British Army's Territorial Army (TA) that had its origins in a South London Brigade (known as the 'Grey Brigade') of the former Volunteer Force. It served on the Western Fro ...

4th Mechanized Brigade (United Kingdom) 4th Infantry Brigade and Headquarters North East, previously known as 4th Mechanized Brigade and before that 4th Armoured Brigade is a brigade formation of the British Army, currently based in Catterick, North Yorkshire as part of 1st ...

4th Mounted Brigade (United Kingdom) The 4th Mounted Brigade previously known as the 2/1st South Wales Mounted Brigade was a second line yeomanry brigade of the British Army during the First World War. Raised after the declaration of war, it was a mirror formation of the first lin ...

4th Parachute Brigade (United Kingdom) The 4th Parachute Brigade was an airborne, specifically a parachute infantry, brigade formation of the British Army during the Second World War. Formed in late 1942 in the Mediterranean and Middle East, the brigade was composed of three parachut ...

4th Special Service Brigade The 4th Special Service Brigade was a brigade-sized formation of the British Commandos formed during the Second World War in March 1944 from battalion-sized units of the Royal Marines. Due to the success of the British Army Commandos' operations ...

* Artillery Brigades **

4th Brigade Royal Field Artillery Fourth or the fourth may refer to: * the ordinal form of the number 4 * ''Fourth'' (album), by Soft Machine, 1971 * Fourth (angle), an ancient astronomical subdivision * Fourth (music), a musical interval * ''The Fourth'' (1972 film), a Sovie ...

IV Brigade, Royal Horse Artillery IV Brigade, Royal Horse Artillery was a brigade of the Royal Horse Artillery which existed in the early part of the 20th century. It served with 3rd Cavalry Division throughout World War I but was dissolved shortly thereafter. The successor ...

IV Brigade, Royal Horse Artillery (T.F.) IV Brigade, Royal Horse Artillery (Territorial Force), along with its sister III Brigade, Royal Horse Artillery (T.F.), was a Royal Horse Artillery brigade of the Territorial Force that was formed in Egypt in April 1916 for the ANZAC Mounted ...

, Territorial Force

United States

* 4th Brigade, 1st Armored Division (United States) *

4th Brigade, 1st Cavalry Division (United States) The 1st Cavalry Division ("First Team") is a combined arms division and is one of the most decorated combat divisions of the United States Army. It is based at Fort Hood, Texas. It was formed in 1921 and served during World War II, the Korea ...

* 4th Brigade, 1st Infantry Division (United States) *

4th Brigade Combat Team, 2nd Infantry Division (United States) The 4th Brigade, 2nd Infantry Division ("Raiders") is an inactive Stryker Brigade Combat Team (SBCT) of the United States Army. The brigade was activated at Fort Lewis (Washington), Fort Lewis, Washington (state), Washington on 1 June 2006 by refl ...

* 4th Brigade Combat Team, 10th Mountain Division (United States) *

4th Brigade, 104th Division (United States) The 4th Brigade, 104th Division is an infantry brigade of the United States Army. It is a training component of the United States Army Reserve, and subordinate to the 104th Division based in Fort Lewis, Washington. It is primarily responsible f ...

4th Cavalry Brigade (United States) The 4th Cavalry Brigade is an AC/RC unit based at Fort Knox, Kentucky. The unit is responsible for training selected United States Army Reserve & National Guard units that are based East of the Mississippi River. The brigade was originally formed ...

4th Sustainment Brigade The 4th Sustainment Brigade is a sustainment brigade of the United States Army. It provides logistical support to the 4th Infantry Division and it consists of the following units: * Special Troops Battalion (STB) * 68th Combat Sustainment Supp ...

{{mil-unit-dis