1939⚡ Event
World War II Begins
Germany invades Poland, triggering declarations of war from France and the United Kingdom. This event is widely considered the start of World War II.
warpolitics
What Happened on September 1?
Discover 2 historical moments on September 1 — 2 events, 0 birthdays, and 0 notable deaths spanning centuries of human history.
warpolitics
Hero image inspired by: World War II
Historical Events on September 1(2)
1939⚡ Event
Germany invades Poland
Germany's invasion of Poland marked the beginning of World War II in Europe. This act of aggression triggered declarations of war by France and the United Kingdom.
warpolitics
Famous Birthdays on September 1(0)
No births recorded for September 1.
Notable Deaths on September 1(0)
No deaths recorded for September 1.
September 1 in History
September 1 is home to 2 recorded historical entries in our collection, including 2 notable events, 0 famous birthdays, and 0 deaths. This date has witnessed momentous occasions spanning from 1939 to the present day.
Major Events on September 1
Among the most notable events on September 1: World War II Begins (1939), Germany invades Poland (1939). View all events →
Browse what happened on August 31 or September 2, explore the full month of September, or discover a random historical fact.
Frequently Asked Questions
- What happened on September 1?
- September 1 is home to 2 recorded historical entries, including 2 notable events, 0 famous birthdays, and 0 notable deaths.
- What is the most notable event on September 1?
- One of the most notable events on September 1 is: World War II Begins.
- How many historical events happened on September 1?
- Our collection records 2 historical events on September 1, spanning centuries of world history.
?
🎯 Test Your History Knowledge
Guess the year this event occurred.
History, Delivered Daily.
Join thousands of history buffs. Get a curated 1-minute read of the day's most fascinating historical events sent straight to your inbox.
No spam. Unsubscribe at any time. Read our Privacy Policy.