Major Events of September 1916: Key Historical Moments from the Month
Each month is marked by defining moments that shape the course of history. Whether through political shifts, cultural movements, or world-changing events, these periods leave a lasting impression. Dive into the most important events from September 1916 and discover how they influenced the world both then and now.

Major Events of September 1916: Key Historical Moments from the Month
- 01 Sep 1916 Sykes-Picot Agreement Concluded: The British and Russian governments finalized the secret 'Sykes-Picot' agreement, which outlined plans for the partition of Asia Minor following the potential defeat of the Ottoman Empire in World War I. This agreement would have profound long-term geopolitical implications for the Middle East.
- 02 Sep 1916 First German Airship Shot Down Over Britain: British pilot William Leefe-Robinson achieved a significant milestone in aerial warfare by becoming the first pilot to successfully shoot down a German airship over British territory during World War I. His daring action marked a crucial moment in defensive air combat strategy.
- 03 Sep 1916 Battle of Verdun: Allies Repel German Offensive: In a critical engagement of World War I, Allied forces successfully turned back German military advances during the Battle of Verdun, one of the longest and most devastating battles of the war. This defensive action represented a significant moment of resistance against German territorial ambitions and helped maintain the strategic balance on the Western Front.
- 04 Sep 1916 Tragic Fire in Tavannes Railway Tunnel During Battle of Verdun: During World War I's Battle of Verdun, a devastating fire in the Tavannes Railway Tunnel resulted in the death of 474 French troops, highlighting the brutal and tragic nature of the conflict.
- 05 Sep 1916 First Airship Shot Down Over British Territory: Lieutenant Leefe Robinson of the Royal Flying Corps achieved a historic military aviation milestone by shooting down the German Army airship SL 11 near London, killing its entire 16-person crew. He was later awarded the Victoria Cross for this remarkable feat.
- 06 Sep 1916 Battle of Turtucaia: Romanian Forces Defeated by Bulgaria: During World War I, Romanian forces were decisively defeated by Bulgarian troops in the Battle of Turtucaia. The battle resulted in a significant Bulgarian victory, with Romanian forces surrendering and suffering substantial losses. The Bulgarian army captured 28,000 Romanian soldiers, along with 150 cannons and 63 machine guns. Bulgarian casualties were 1,517 killed, 7,407 wounded, and 247 missing, while Romanian casualties ranged between 6,000 and 7,000 killed or wounded. This battle was a critical moment in the Romanian campaign, demonstrating the strategic vulnerability of Romanian forces during the early stages of their involvement in World War I.
- 07 Sep 1916 US Workers' Compensation Rights Established: The Federal Employers Liability Act granted U.S. federal employees the legal right to workers' compensation, marking a significant milestone in labor rights and workplace protections.
- 08 Sep 1916 U.S. Tariff Commission Established: The United States Congress passed legislation creating the U.S. Tariff Commission, which would later evolve into the United States International Trade Commission. This marked an important step in developing a more structured approach to international trade regulation and economic policy.
- 09 Sep 1916 First Flight of Bristol Fighter Prototype: A significant milestone in aviation history occurred with the maiden flight of the Bristol Fighter prototype. This aircraft would later become an important reconnaissance and fighter plane during World War I, representing a notable advancement in military aviation technology.
- 10 Sep 1916 German Retreat During World War I: During the Battle of the Somme in World War I, German forces initiated a strategic withdrawal from their positions, retreating north of the Aisne River. This significant military maneuver marked a pivotal moment in the conflict, as the German army established defensive trenches that would characterize the Western Front's warfare for the subsequent three years. The retreat demonstrated the changing dynamics of combat and the increasing complexity of military strategy during the First World War.
- 11 Sep 1916 Quebec Bridge Disaster (Second Collapse): The Quebec Bridge suffered a catastrophic mechanical failure, causing its central span to collapse into the Saint Lawrence River, resulting in the tragic death of 11 workers. This incident marked the second major structural failure of this bridge, following the devastating collapse in 1907.
- 12 Sep 1916 Battle of Kaymakchalan: Serbian Army's Strategic Mountain Assault: On September 12, 1916, during World War I, the Serbian First Army launched a significant offensive against Bulgarian forces positioned at Kajmakčalan, a strategically crucial mountain located in Macedonia. This battle was part of the broader Macedonian campaign, where Allied forces sought to challenge Bulgarian territorial control and strategic positions.
- 13 Sep 1916 Tragic Execution of Mary the Elephant: In a shocking and controversial incident, Mary, a circus elephant, was publicly executed by hanging in the town of Erwin, Tennessee, after allegedly killing her handler, Walter 'Red' Eldridge. This event highlights the brutal treatment of performing animals in the early 20th century and the harsh justice system of the time. Mary was part of a traveling circus and was condemned to death after an incident where she reportedly killed her handler during a public performance. The public hanging of an elephant became a notorious and widely discussed event that raised questions about animal rights and humane treatment.
- 14 Sep 1916 Italian Troops Capture Austrian Machine Gun in Isonzo Battle: During the Seventh Battle of the Isonzo, a significant engagement of World War I, Italian troops successfully captured an Austrian machine gun. This battle was part of the broader Italian Front conflict between the Kingdom of Italy and Austria-Hungary, characterized by challenging mountain warfare in the rugged terrain of the Isonzo River region.
- 15 Sep 1916 Battle of Flers–Courcelette in World War I: On September 15, 1916, during World War I, the French Sixth Army, British Fourth and Reserve Armies, along with the Canadian Corps and New Zealand Division, launched a major offensive against the German First Army near Flers, France. The Allied forces successfully captured the German-held villages of Courcelette and Martinpuich in a significant strategic operation.
- 16 Sep 1916 Battle of Flers–Courcelette: British Advance in World War I: During the Battle of Flers–Courcelette in World War I, British soldiers made strategic advances, successfully capturing and holding the critical road between Ginchy and Lesbœufs in France from German forces. This was the third major objective achieved in this significant Western Front engagement.
- 17 Sep 1916 The Red Baron's First Aerial Combat Victory: During World War I, Manfred von Richthofen, famously known as 'The Red Baron', achieved his first aerial combat victory near Cambrai, France. This marked the beginning of his legendary career as a fighter pilot, which would later make him one of the most renowned and feared aerial combat pilots in military history.
- 18 Sep 1916 Battle of Transylvania during World War I: During World War I, the Romanian Army concluded the third phase of its offensive against Austria-Hungary when German and Austro-Hungarian forces successfully halted the Romanian military advance in Transylvania. This battle was a critical moment in the Romanian campaign, demonstrating the complex military dynamics of the Eastern Front during the conflict.
- 19 Sep 1916 First Battle of Cobadin in Dobruja: A significant World War I engagement where the Russian-Romanian Dobruja Army decisively defeated the Bulgarian Third Army, along with supporting German and Ottoman forces, demonstrating the complex multinational nature of the conflict.
- 20 Sep 1916 Brusilov Offensive Concludes: The Brusilov Offensive, a massive and strategically significant Russian military campaign against the Austro-Hungarian and German armies on the Eastern Front during World War I, officially concluded on September 20, 1916. Led by General Aleksei Brusilov, this offensive was one of the most successful Russian operations of the war, causing substantial casualties among the Central Powers and temporarily alleviating pressure on the Western Front.
- 21 Sep 1916 Birth of Zinovy Gerdt, Russian Actor: Zinovy Gerdt was a notable Russian actor born on September 21, 1916. He would go on to become a prominent figure in Soviet cinema and theater, known for his versatile acting skills and memorable performances during the mid-20th century.
- 22 Sep 1916 Battle of Flers–Courcelette during World War I: During the Battle of the Somme in World War I, British forces strategically consolidated their military units around the French villages of Courcelette and Flers, marking a significant moment in the Allied offensive. This battle was notable for being one of the first instances of coordinated tank warfare, with British Mark I tanks being deployed in combat for the first time. The operation was part of the larger Somme Offensive, which aimed to break the German defensive lines and relieve pressure on French forces at Verdun.
- 23 Sep 1916 John Paul Jones Captures HMS Serapis: In a legendary naval engagement during the American Revolutionary War, American naval hero John Paul Jones led the frigate Bonhomme Richard in a fierce battle against the British HMS Serapis. Despite being outgunned, Jones demonstrated extraordinary tactical skill and bravery, ultimately capturing the British warship in a pivotal maritime confrontation that became a symbol of American naval prowess.
- 24 Sep 1916 Royal Flying Corps Downs German Zeppelin During World War I: On September 24, 1916, during World War I, Lieutenant Frederick Sowrey of the Royal Flying Corps achieved a significant aerial victory by forcing the German Navy Zeppelin L 33 to crash land at Little Wigborough, England. This event was a notable moment in early aerial warfare, demonstrating the emerging tactical importance of aircraft in military operations.
- 25 Sep 1916 Battle of Morval during World War I: On September 25, 1916, during the Battle of the Somme in World War I, the British Fourth Army and French Sixth Army launched a coordinated offensive against the German First Army near the villages of Morval, Gueudecourt, and Lesbœufs in northern France. This strategic attack was part of the larger Somme Offensive, aimed at breaking through the German defensive lines and relieving pressure on the French forces at Verdun. The Allied forces successfully captured these strategically important villages, marking a significant tactical achievement in the ongoing battle.
- 26 Sep 1916 British Forces Advance in Battle of Morval during World War I: During the Battle of Morval in the Somme campaign, British forces successfully captured the strategically important French villages of Combles and Gueudecourt from German control, marking a significant Allied advance on the Western Front.
- 27 Sep 1916 Ethiopian Palace Coup: Iyasu V is officially proclaimed deposed as ruler of Ethiopia in a significant palace coup, with power transferred to his aunt Zewditu, marking a critical moment in Ethiopian royal succession.
- 28 Sep 1916 Italy Enters World War I Against Germany: Italy officially declared war on Germany during World War I, further escalating the complex geopolitical tensions of the conflict. This declaration marked a significant shift in the war's alliances and strategic dynamics.
- 29 Sep 1916 John D. Rockefeller Becomes World's First Billionaire: On September 29, 1916, John D. Rockefeller, the pioneering oil industrialist and founder of Standard Oil Company, officially became the world's first known billionaire. His unprecedented wealth was a result of his strategic business acumen, monopolistic practices in the oil industry, and shrewd investments during the late 19th and early 20th centuries.
- 30 Sep 1916 Serbian Forces Capture Strategic Mountain Peak in Macedonia: During World War I, Serbian military forces successfully secured the Prophet Ilia peak of the Kajmakčalan mountain in Macedonia. This strategic mountain capture was significant in the broader context of the Balkan military campaigns during the First World War.