World War I, or the First World War, also known as the Great War, was a global conflict between two coalitions: the Allies and the Central Powers. One of the deadliest conflicts in history, World War I resulted in an estimated 15 to 22 million deaths, including those in war crimes and genocides. The war also helped spread the Spanish flu pandemic. The conflict saw important developments in weaponry, including the first large-scale use of machine guns, artillery, aircraft, chemical weapons, and tanks.
First World War: The German submarine U-9 sank three Royal Navy cruisers, resulting in approximately 1,450 deaths.
On September 22, in the year 1914, First World War: The German submarine U-9 sank three Royal Navy cruisers, resulting in approximately 1,450 deaths. This event is recorded as a Selected Events event in the history of September 22, one of 440 recorded events on this date across all of history.
Key Facts
- This event took place on September 22, 1914 (AD era).
- It is categorised as a Selected Events event in recorded history.
- Referenced in 4 Wikipedia articles.
- Wikipedia source last updated on 7 September 2026.
On This Date in History 440
This article draws on content from Wikipedia, available under CC BY-SA 4.0.
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