Russian prisoners taken by the Germans during the Battle of Tannenberg. Fought between 23 and 30 August 1914, the battle resulted in the encirclement and the almost complete destruction of the Russian Second Army by the German Eighth Army with the Russians suffering over 50,000 killed or wounded and between 70,000 and 90,000 captured.

A couple of circus performers, 1910s

A view of St. Mary's Street, Eynesbury, looking toward the church, UK, c. 1910

Arab Muslim forces of the Rashidun Caliphate defeat the Byzantines at the Battle of Yarmouk, August 636 (14th century illustration).
This battle marked the first great wave of early Muslim colonial conquests after the death of the self-proclaimed prophet Mohammed, heralding the rapid Arab Islamic occupation of the then-Christian Levant.

Harvesting olives, 1930s-1940s

Clearing and marking the border between the USA and Canada, 1860s

Nazi and Soviet officers examine a map of Poland while discussing the joint Nazi-Soviet invasion of Poland, September 1939

Evening newspaper placards in London announce the news of Germany's invasion of Poland on 1 September 1939.

Portrait of Louis XIV of France. Known also as the 'Sun King', he was the most powerful monarch in Europe during his long reign from 14 May 1643 – 1 September 1715. His reign of 72 years and 110 days is the longest recorded of any monarch of a sovereign country in European history.

2 September 31 BC: Octavian's forces defeat those under Mark Antony and Cleopatra off the western coast of Greece at the Battle of Actium

🇬🇧 Nelson’s Column in London festooned with flags to celebrate VJ Day, September 1945.

Danzig Police destroying a Polish border post following Germany's invasion of Poland, September 1939 (colourised)

🇫🇷 French soldiers in Saint Folquin, September 3, 1917, WWI (colourised)

Harvesting grapes, c. 1900

First graders learning to brush their teeth, 1920s

4 September 476 AD: The child ruler Romulus Augustulus, the last Western Roman Emperor, abdicates after forces led by the Germanic barbarian Odoacer invade Rome

Farmers piling hay, UK, 1920s

🇺🇸 Goodbye kissing before departing to fight in Korea, Los Angeles, September 1950