Modern era · 1940
Battle of Drøbak Sound
The Battle of Drøbak Sound took place in Drøbak Sound, the northernmost part of the outer Oslofjord in south-eastern Norway, on 9 April 1940. It marked the end of the "Phoney War" and the beginning of World War II in Western Europe.

- When
- 9 Apr 1940
- Where
- Drøbak Sound
- Era
- Modern
Topics
Before and after
Text from the Wikipedia article Battle of Drøbak Sound, CC BY-SA 4.0