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April 29:Liberation of Dachau Concentration Camp81yr ago

September in Military History

The 9/11 attacks, the Battle of Antietam, and the start of the Blitz, September is a month of profound military consequence.

314 events across 30 days

Featured Events in September

Every Day in September

1

Germany Invades Poland

10 events · 1939

2

Japan Formally Surrenders, End of World War II

10 events · 1945

3

Britain and France Declare War on Germany

10 events · 1939

4

Geronimo Surrenders, End of the Apache Wars

10 events · 1886

5

Battle of the Chesapeake (Battle of the Virginia Capes)

10 events · 1781

6

Taxis of the Marne, French Counterattack Saves Paris

10 events · 1914

7

The Blitz Begins, Germany Bombs London

10 events · 1940

8

Italy Surrenders, Armistice of Cassibile Announced

10 events · 1943

9

Battle of Salerno, Operation Avalanche

10 events · 1943

10

Battle of Lake Erie, Perry's Victory

10 events · 1813

11

September 11 Terrorist Attacks

24 events · 2001

12

Battle of Saint-Mihiel, First Independent American Offensive

10 events · 1918

13

Battle of the Plains of Abraham, Fall of Quebec

10 events · 1759

14

Star-Spangled Banner, Fort McHenry Withstands British Bombardment

10 events · 1814

15

Battle of Inchon, MacArthur's Masterstroke

10 events · 1950

16

Battle of Harlem Heights

10 events · 1776

17

Battle of Antietam, Bloodiest Day in American History

10 events · 1862

18

United States Air Force Established

10 events · 1947

19

First Battle of Saratoga (Freeman's Farm)

10 events · 1777

20

Battle of Chickamauga, "The Rock of Chickamauga"

10 events · 1863

21

First Flight of the B-29 Superfortress

10 events · 1942

22

Preliminary Emancipation Proclamation

10 events · 1862

23

Bonhomme Richard vs. HMS Serapis, "I Have Not Yet Begun to Fight"

10 events · 1779

24

USS Enterprise (CVN-65) Launched, First Nuclear-Powered Aircraft Carrier

10 events · 1960

25

Battle of Stamford Bridge

10 events · 1066

26

Meuse-Argonne Offensive Begins, Largest American Battle in History

10 events · 1918

27

Tripartite Pact Signed, Axis Alliance Formalized

10 events · 1940

28

Siege of Yorktown Begins

10 events · 1781

29

Allies Breach the Hindenburg Line

10 events · 1918

30

Munich Agreement, "Peace for Our Time"

10 events · 1938

Notable Military Figures Born in September

September 1

Edgar Rice Burroughs

Private

Author of Tarzan and John Carter of Mars who served in the 7th U.S. Cavalry at Fort Grant, Arizona. During World War II, at age 67, he became the oldest American war correspondent in the Pacific theater, covering the Battle of Midway and flying combat missions with bomber crews.

18751950

September 1

Siegfried Westphal

General of Cavalry

German Army officer who served as chief of staff to Rommel in North Africa and later to Kesselring and Rundstedt on the Western Front. One of the most capable staff officers of the Wehrmacht, he played a key role in coordinating Axis operations across multiple theaters.

19021982

September 2

Lyuh Woon-hyung

Korean independence activist who organized the Committee for the Preparation of Korean Independence in 1945 and briefly led the short-lived People's Republic of Korea. A moderate nationalist, he sought to unify the Korean peninsula before it was divided into Soviet and American zones of occupation.

18861947

September 2

Henry Royall

Major General

U.S. Army officer who served as Inspector General during World War I and later as judge advocate. He played a key administrative role in the expansion of the Army during both world wars.

18761946

September 3

Alan Ladd

Private

American actor who enlisted in the Army Air Forces during World War II but was medically discharged in 1943. He starred in numerous war films and is best remembered for his role in "Shane" (1953). He used his fame to sell war bonds and support military morale efforts.

19131964

September 3

Ferdinand Porsche

Austrian-German automotive engineer who designed the Volkswagen Beetle and, during World War II, the Tiger I and Tiger II heavy tanks, the Elefant tank destroyer, and the Maus super-heavy tank prototype. His tank designs were among the most feared weapons of the war, though many suffered from mechanical unreliability.

18751951

September 4

Albert DeSalvo

Former U.S. Army soldier who served in Germany. Although best known for claiming to be the "Boston Strangler," DeSalvo was also a trained military boxer and served as an Army MP. His case raised questions about the psychological effects of military service.

19311973

September 4

Henry Ford II

Grandson of Henry Ford who was released from the Navy in 1943 to take over Ford Motor Company, then the nation's third-largest defense contractor. Under his leadership, Ford produced B-24 Liberator bombers at the Willow Run plant at a rate of one per hour, the most impressive feat of wartime mass production.

19171987

September 5

Louis XIV

The "Sun King" of France who reigned for 72 years and transformed France into Europe's dominant military power. He fought four major wars, built the palace of Versailles, established a standing army of 400,000, the largest in European history to that point, and created the model of the modern military state.

16381715

September 5

Frank Gruber

Lieutenant

American author and screenwriter who served in World War I as a teenager. He wrote extensively about military themes in his westerns and detective fiction, drawing on his service experience for authenticity.

19041969

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About September in Military History

September has witnessed 314 significant military events spanning from the American Revolution to the modern era. Each day of September carries its own story of battles, innovations, sacrifices, and turning points that shaped the course of military history.

Our day-by-day coverage includes detailed narratives, historical context, images from military archives, and connections to our broader library of military history articles. Whether you're researching a specific date or browsing for fascinating stories, September has no shortage of compelling military history.