United States Army

1775

Army has its roots in the Continental Army, which was formed (14 June 1775) to fight the American Revolutionary War (1775–1783)—before the United States of America was established as a country.

The United States Army considers itself to be a continuation of the Continental Army, and thus considers its institutional inception to be the origin of that armed force in 1775. The U.S.

Army commenced in 1775.

Army during the Second World War Uniformed services of the United States Military units and formations established in 1775 1775 establishments in the Thirteen Colonies United States Armed Forces service branches Organisations designated as terrorist by Iran

1776

Washington led victories against the British at Trenton and Princeton, but lost a series of battles in the New York and New Jersey campaign in 1776 and the Philadelphia campaign in 1777.

1777

Washington led victories against the British at Trenton and Princeton, but lost a series of battles in the New York and New Jersey campaign in 1776 and the Philadelphia campaign in 1777.

1779

Army Doctrine: From the American Revolution to the War on Terror (University Press of Kansas; 2011) 392 pages; studies military doctrine in four distinct eras: 1779–1904, 1905–1944, 1944–1962, and 1962 to the present. Woodward, David R.

1780

A number of European soldiers came on their own to help, such as Friedrich Wilhelm von Steuben, who taught Prussian Army tactics and organizational skills. The army fought numerous pitched battles and in the South in 1780 and 1781, at times using the Fabian strategy and [tactics], under the leadership of Major General Nathanael Greene, hit where the British were weakest to wear down their forces.

1781

A number of European soldiers came on their own to help, such as Friedrich Wilhelm von Steuben, who taught Prussian Army tactics and organizational skills. The army fought numerous pitched battles and in the South in 1780 and 1781, at times using the Fabian strategy and [tactics], under the leadership of Major General Nathanael Greene, hit where the British were weakest to wear down their forces.

1784

After the Revolutionary War, the Congress of the Confederation created the United States Army on 3 June 1784 to replace the disbanded Continental Army.

1791

Clair's defeat at the Battle of the Wabash, where more than 800 Americans were killed, the Regular Army was reorganized as the Legion of the United States, which was established in 1791 and renamed the United States Army in 1796. In 1798, during the Quasi-War with France, Congress established a three-year "Provisional Army" of 10,000 men, consisting of twelve regiments of infantry and six troops of light dragoons.

1796

Clair's defeat at the Battle of the Wabash, where more than 800 Americans were killed, the Regular Army was reorganized as the Legion of the United States, which was established in 1791 and renamed the United States Army in 1796. In 1798, during the Quasi-War with France, Congress established a three-year "Provisional Army" of 10,000 men, consisting of twelve regiments of infantry and six troops of light dragoons.

1798

Clair's defeat at the Battle of the Wabash, where more than 800 Americans were killed, the Regular Army was reorganized as the Legion of the United States, which was established in 1791 and renamed the United States Army in 1796. In 1798, during the Quasi-War with France, Congress established a three-year "Provisional Army" of 10,000 men, consisting of twelve regiments of infantry and six troops of light dragoons.

1799

By March 1799 Congress created an "Eventual Army" of 30,000 men, including three regiments of cavalry.

1812

Both "armies" existed only on paper, but equipment for 3,000 men and horses was procured and stored. ===19th century=== ====Early wars on the Frontier==== The War of 1812, the second and last war between the United States and Great Britain, had mixed results.

1813

After taking control of Lake Erie in 1813, the U.S.

1814

Army did not conquer Canada but it did destroy Native American resistance to expansion in the Old Northwest and it validated its independence by stopping two major British invasions in 1814 and 1815.

Army "Regulars, by God!", were able to capture and burn Washington, which was defended by militia, in 1814.

1815

Army did not conquer Canada but it did destroy Native American resistance to expansion in the Old Northwest and it validated its independence by stopping two major British invasions in 1814 and 1815.

Army, 1815–1917 (Harvard UP, 2017) 336 pp. Coffman, Edward M.

1860

Based on 1860 census figures, 8% of all white males aged 13 to 43 died in the war, including 6.4% in the North and 18% in the South. ====Later 19th century==== Following the Civil War, the U.S.

1862

Its eastern armies fought well, but the western armies were defeated one after another until the Union forces captured New Orleans in 1862 along with the Tennessee River.

In the Vicksburg Campaign of 1862–1863, General Ulysses Grant seized the Mississippi River and cut off the Southwest.

1863

By 1863, the Confederacy was being strangled.

1864

Grant took command of Union forces in 1864 and after a series of battles with very heavy casualties, he had General Robert E.

1865

The Confederate capital was abandoned in April 1865 and Lee subsequently surrendered his army at Appomattox Court House.

1898

Army troops also occupied several Southern states during the Reconstruction Era to protect freedmen. The key battles of the Spanish–American War of 1898 were fought by the Navy.

1905

Army Doctrine: From the American Revolution to the War on Terror (University Press of Kansas; 2011) 392 pages; studies military doctrine in four distinct eras: 1779–1904, 1905–1944, 1944–1962, and 1962 to the present. Woodward, David R.

1910

Army defeated Spain in land campaigns in Cuba and played the central role in the Philippine–American War. ===20th century=== Starting in 1910, the army began acquiring fixed-wing aircraft.

In 1910, during the Mexican Revolution, the army was deployed to U.S.

1916

In 1916, Pancho Villa, a major rebel leader, attacked Columbus, New Mexico, prompting a U.S.

Since the 1933 amendment to the National Defense Act of 1916, all Army National Guard soldiers have held dual status.

1917

intervention in Mexico until 7 February 1917.

They fought the rebels and the Mexican federal troops until 1918. ====World wars==== The United States joined World War I as an "Associated Power" in 1917 on the side of Britain, France, Russia, Italy and the other Allies.

1918

They fought the rebels and the Mexican federal troops until 1918. ====World wars==== The United States joined World War I as an "Associated Power" in 1917 on the side of Britain, France, Russia, Italy and the other Allies.

With the armistice in November 1918, the army once again decreased its forces. In 1939, estimates of the Army's strength range between 174,000 and 200,000 soldiers, smaller than that of Portugal's, which ranked it 17th or 19th in the world in size.

1920

In the 1920s and 1930s, the "career" soldiers were known as the "Regular Army" with the "Enlisted Reserve Corps" and "Officer Reserve Corps" augmented to fill vacancies when needed. In 1941, the "Army of the United States" was founded to fight World War II.

1930

In the 1920s and 1930s, the "career" soldiers were known as the "Regular Army" with the "Enlisted Reserve Corps" and "Officer Reserve Corps" augmented to fill vacancies when needed. In 1941, the "Army of the United States" was founded to fight World War II.

1933

Since the 1933 amendment to the National Defense Act of 1916, all Army National Guard soldiers have held dual status.

1939

With the armistice in November 1918, the army once again decreased its forces. In 1939, estimates of the Army's strength range between 174,000 and 200,000 soldiers, smaller than that of Portugal's, which ranked it 17th or 19th in the world in size.

Marshall became Army chief of staff in September 1939 and set about expanding and modernizing the Army in preparation for war. The United States joined World War II in December 1941 after the Japanese attack on Pearl Harbor.

1940

In response to Budget sequestration in 2013, Army plans were to shrink to 1940 levels, although actual Active-Army end-strengths were projected to fall to some 450,000 troops by the end of FY2017.

1941

Marshall became Army chief of staff in September 1939 and set about expanding and modernizing the Army in preparation for war. The United States joined World War II in December 1941 after the Japanese attack on Pearl Harbor.

In the 1920s and 1930s, the "career" soldiers were known as the "Regular Army" with the "Enlisted Reserve Corps" and "Officer Reserve Corps" augmented to fill vacancies when needed. In 1941, the "Army of the United States" was founded to fight World War II.

1944

In the June 1944 landings in northern France and in the subsequent liberation of Europe and defeat of Nazi Germany, millions of U.S.

Army Doctrine: From the American Revolution to the War on Terror (University Press of Kansas; 2011) 392 pages; studies military doctrine in four distinct eras: 1779–1904, 1905–1944, 1944–1962, and 1962 to the present. Woodward, David R.

1945

Following the Axis surrenders in May (Germany) and August (Japan) of 1945, army troops were deployed to Japan and Germany to occupy the two defeated nations.

1947

Two years after World War II, the Army Air Forces separated from the army to become the United States Air Force in September 1947.

1948

In 1948, the army was desegregated by order 9981 of President Harry S.

1950

Two corps, V and VII, were reactivated under Seventh United States Army in 1950 and U.S.

The Korean War began in June 1950, when the Soviets walked out of a UN Security Council meeting, removing their possible veto.

1953

After repeated advances and retreats by both sides and the Chinese People's Volunteer Army's entry into the war, the Korean Armistice Agreement returned the peninsula to the status quo in July 1953. =====1960–1970===== The Vietnam War is often regarded as a low point for the U.S.

1959

forces had been stationed in South Vietnam since 1959, in intelligence and advising/training roles, they were not deployed in large numbers until 1965, after the Gulf of Tonkin Incident.

1960

military as a whole) did not lose a sizable battle. During the 1960s, the Department of Defense continued to scrutinize the reserve forces and to question the number of divisions and brigades as well as the redundancy of maintaining two reserve components, the Army National Guard and the Army Reserve.

1962

Army Doctrine: From the American Revolution to the War on Terror (University Press of Kansas; 2011) 392 pages; studies military doctrine in four distinct eras: 1779–1904, 1905–1944, 1944–1962, and 1962 to the present. Woodward, David R.

1965

forces had been stationed in South Vietnam since 1959, in intelligence and advising/training roles, they were not deployed in large numbers until 1965, after the Gulf of Tonkin Incident.

1966

Restructuring plans call for reduction of 750 aircraft and from 7 to 4 types. Under the Johnson-McConnell agreement of 1966, the Army agreed to limit its fixed-wing aviation role to administrative mission support (light unarmed aircraft which cannot operate from forward positions).

1967

In 1967, Secretary of Defense Robert McNamara decided that 15 combat divisions in the Army National Guard were unnecessary and cut the number to eight divisions (one mechanized infantry, two armored, and five infantry), but increased the number of brigades from seven to 18 (one airborne, one armored, two mechanized infantry and 14 infantry).

The states reorganized their forces accordingly between 1 December 1967 and 1 May 1968. =====1970–1990===== The Total Force Policy was adopted by Chief of Staff of the Army General Creighton Abrams in the aftermath of the Vietnam War and involved treating the three components of the army – the Regular Army, the Army National Guard and the Army Reserve as a single force.

1968

The states reorganized their forces accordingly between 1 December 1967 and 1 May 1968. =====1970–1990===== The Total Force Policy was adopted by Chief of Staff of the Army General Creighton Abrams in the aftermath of the Vietnam War and involved treating the three components of the army – the Regular Army, the Army National Guard and the Army Reserve as a single force.

1980

DePuy, the first commander of United States Army Training and Doctrine Command. The 1980s was mostly a decade of reorganization.

The Defense Officer Personnel Management Act of 1980 establishes rules for the timing of promotions and limits the number of officers that can serve at any given time. Army regulations call for addressing all personnel with the rank of general as "General (last name)" regardless of the number of stars.

1983

The army also played a role in the invasions of Grenada in 1983 (Operation Urgent Fury) and Panama in 1989 (Operation Just Cause). By 1989 Germany was nearing reunification and the Cold War was coming to a close.

1986

The Goldwater-Nichols Act of 1986 created unified combatant commands bringing the army together with the other four military services under unified, geographically organized command structures.

In 1986, the Goldwater–Nichols Act mandated that operational control of the services follows a chain of command from the president to the secretary of defense directly to the unified combatant commanders, who have control of all armed forces units in their geographic or function area of responsibility, thus the secretaries of the military departments (and their respective service chiefs underneath them) only have the responsibility to organize, train and equip their service components.

1989

The army also played a role in the invasions of Grenada in 1983 (Operation Urgent Fury) and Panama in 1989 (Operation Just Cause). By 1989 Germany was nearing reunification and the Cold War was coming to a close.

By November 1989 Pentagon briefers were laying out plans to reduce army end strength by 23%, from 750,000 to 580,000.

1990

troops remained stationed in West Germany, with others in Belgium, the Netherlands and the United Kingdom, until the 1990s in anticipation of a possible Soviet attack. During the Cold War, U.S.

A number of incentives such as early retirement were used. ====1990s==== In 1990, Iraq invaded its smaller neighbor, Kuwait, and U.S.

The Battle of Medina Ridge, Battle of Norfolk and the Battle of 73 Easting were tank battles of historical significance. After Operation Desert Storm, the army did not see major combat operations for the remainder of the 1990s but did participate in a number of peacekeeping activities.

1991

In January 1991 Operation Desert Storm commenced, a U.S.-led coalition which deployed over 500,000 troops, the bulk of them from U.S.

2001

and NATO forces invaded Afghanistan in October 2001, displacing the Taliban government.

2003

and allied invasion of Iraq in 2003; it served as the primary source for ground forces with its ability to sustain short and long-term deployment operations.

23,813 insurgents were killed in Iraq between 2003 and 2011. Until 2009, the army's chief modernization plan, its most ambitious since World War II, was the Future Combat Systems program.

For example, Reserve and Guard units took part in the Gulf War, peacekeeping in Kosovo, Afghanistan and the 2003 invasion of Iraq. ===Army commands and army service component commands=== Headquarters, United States Department of the Army (HQDA): {|class="wikitable" |- !Army Commands !Current commander !Location of headquarters |- | United States Army Forces Command (FORSCOM) || GEN Michael X.

2006

ARFORGEN is the Army Force Generation process approved in 2006 to meet the need to continuously replenish forces for deployment, at unit level and for other echelons as required by the mission.

2008

service members (as of March 2008) and injuries to thousands more.

2009

23,813 insurgents were killed in Iraq between 2003 and 2011. Until 2009, the army's chief modernization plan, its most ambitious since World War II, was the Future Combat Systems program.

In 2009, many systems were canceled, and the remaining were swept into the BCT modernization program.

It fields the highest vehicle-to-soldier ratio in the world as of 2009.

2011

23,813 insurgents were killed in Iraq between 2003 and 2011. Until 2009, the army's chief modernization plan, its most ambitious since World War II, was the Future Combat Systems program.

After years of complaints that it was not suited well for most work conditions, Army chief of staff General Martin Dempsey eliminated it for wear with the ACU in June 2011.

Army Doctrine: From the American Revolution to the War on Terror (University Press of Kansas; 2011) 392 pages; studies military doctrine in four distinct eras: 1779–1904, 1905–1944, 1944–1962, and 1962 to the present. Woodward, David R.

2012

The 2015 expenditure for Army research, development and acquisition changed from $32 billion projected in 2012 for FY15 to $21 billion for FY15 expected in 2014. ==Organization== ===Planning=== By 2017, a task force was formed to address Army modernization, which triggered shifts of units: RDECOM, and ARCIC, from within Army Materiel Command (AMC), and TRADOC, respectively, to a new Army Command (ACOM) in 2018.

2013

In response to Budget sequestration in 2013, Army plans were to shrink to 1940 levels, although actual Active-Army end-strengths were projected to fall to some 450,000 troops by the end of FY2017.

As specified before the 2013 end-strength re-definitions, the three major types of brigade combat teams are: Armored brigades, with a strength of 4,743 troops as of 2014. Stryker brigades, with a strength of 4,500 troops as of 2014. Infantry brigades, with a strength of 4,413 troops as of 2014. In addition, there are combat support and service support modular brigades.

In June 2013, the Army announced plans to downsize to 32 active brigade combat teams by 2015 to match a reduction in active-duty strength to 490,000 soldiers.

2014

The 2015 expenditure for Army research, development and acquisition changed from $32 billion projected in 2012 for FY15 to $21 billion for FY15 expected in 2014. ==Organization== ===Planning=== By 2017, a task force was formed to address Army modernization, which triggered shifts of units: RDECOM, and ARCIC, from within Army Materiel Command (AMC), and TRADOC, respectively, to a new Army Command (ACOM) in 2018.

As specified before the 2013 end-strength re-definitions, the three major types of brigade combat teams are: Armored brigades, with a strength of 4,743 troops as of 2014. Stryker brigades, with a strength of 4,500 troops as of 2014. Infantry brigades, with a strength of 4,413 troops as of 2014. In addition, there are combat support and service support modular brigades.

Post 9/11, Army unit-level training was for counter-insurgency (COIN); by 2014–2017, training had shifted to decisive action training. ==Equipment== The chief of staff of the Army has identified six modernization priorities, in order: artillery, ground vehicles, aircraft, network, air/missile defense, and soldier lethality. ===Weapons=== ====Individual weapons==== The United States Army employs various weapons to provide light firepower at short ranges.

The American Army and the First World War (Cambridge University Press, 2014).

2015

The 2015 expenditure for Army research, development and acquisition changed from $32 billion projected in 2012 for FY15 to $21 billion for FY15 expected in 2014. ==Organization== ===Planning=== By 2017, a task force was formed to address Army modernization, which triggered shifts of units: RDECOM, and ARCIC, from within Army Materiel Command (AMC), and TRADOC, respectively, to a new Army Command (ACOM) in 2018.

In June 2013, the Army announced plans to downsize to 32 active brigade combat teams by 2015 to match a reduction in active-duty strength to 490,000 soldiers.

2016

From 2016 to 2017, the Army retired hundreds of OH-58 Kiowa Warrior observation helicopters, while retaining its Apache gunships.

2017

By 2017, the Brigade Modernization project was completed and its headquarters, the Brigade Modernization Command, was renamed the Joint Modernization Command, or JMC.

From 2016 to 2017, the Army retired hundreds of OH-58 Kiowa Warrior observation helicopters, while retaining its Apache gunships.

The 2015 expenditure for Army research, development and acquisition changed from $32 billion projected in 2012 for FY15 to $21 billion for FY15 expected in 2014. ==Organization== ===Planning=== By 2017, a task force was formed to address Army modernization, which triggered shifts of units: RDECOM, and ARCIC, from within Army Materiel Command (AMC), and TRADOC, respectively, to a new Army Command (ACOM) in 2018.

However, this plan was scrapped by the new administration and now the Army plans to grow by 16,000 soldiers to a total of 476,000 by October 2017.

Army, 1815–1917 (Harvard UP, 2017) 336 pp. Coffman, Edward M.

2018

Code defines the purpose of the army as: Preserving the peace and security and providing for the defense of the United States, the Commonwealths and possessions and any areas occupied by the United States Supporting the national policies Implementing the national objectives Overcoming any nations responsible for aggressive acts that imperil the peace and security of the United States In 2018, the Army Strategy 2018 articulated an eight-point addendum to the Army Vision for 2028.

The 2015 expenditure for Army research, development and acquisition changed from $32 billion projected in 2012 for FY15 to $21 billion for FY15 expected in 2014. ==Organization== ===Planning=== By 2017, a task force was formed to address Army modernization, which triggered shifts of units: RDECOM, and ARCIC, from within Army Materiel Command (AMC), and TRADOC, respectively, to a new Army Command (ACOM) in 2018.

Combat service support brigades include sustainment brigades and come in several varieties and serve the standard support role in an army. ===Combat maneuver organizations=== To track the effects of the 2018 budget cuts, see Transformation of the United States Army#Divisions and brigades The U.S.

Army Reserve" by 2018.

The pilot, designed to boost infantry readiness ended in December 2018.

Depending on the result of the 2018 pilot, OSUTs could also extend training in other combat arms beyond the infantry.

These lieutenants are also expected to stem any inappropriate behaviors they witness in their platoons, to free up the drill sergeants for training. The United States Army Combat Fitness Test (ACFT) was introduced into the Army, beginning in 2018 with 60 battalions spread throughout the Army.

2019

The redesigned Infantry OSUT started in 2019.

2020

It is the largest military branch, and in the fiscal year 2020, the projected end strength for the Regular Army (USA) was 480,893 soldiers; the Army National Guard (ARNG) had 336,129 soldiers and the U.S.

In January 2020, over 800 majors and lieutenant colonels from all over the Army converged on Fort Knox to take part in a five day program to select the next battalion commanders for the Army (beginning in FY2021).

On 1 October 2020 all soldiers from all three components (Active Army, Reserve, and National guard) are subject to this test.

The ACFT now tests all soldiers in basic training as of October 2020.

The ACFT becomes the official test of record 1 October 2020; before that day every Army unit is required to complete a diagnostic ACFT (All Soldiers with valid APFT scores can use them until March 2022.

The Army Greens are projected to be first fielded in the summer of 2020. ====Berets==== The beret flash of enlisted personnel displays their distinctive unit insignia (shown above).

2021

Under the control of Joint Special Operations Command, SFOD–D specializes in [rescue], counter-terrorism, direct action, and special reconnaissance against [target]s via eight squadrons: four assault, one aviation, one clandestine, one combat support, and one nuclear disposal. |} ==Personnel== The Army's Talent Management Task Force (TMTF) has deployed IPPS-A, the Integrated Personnel and Pay System - Army, an app which serves the National Guard, and in 2021 the Army Reserve and Active Army.

Soldiers are reminded to update their information using the legacy systems to keep their payroll and personnel information current by December 2021.

One Station Unit Training will be extended to 22 weeks for Armor by Fiscal Year 2021.




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