I don't understand why West Berlin was surrounded by the wall. If they wanted to stop East Berliners from leaving why didn't they surround East Berlin? - Quora
![Berlin Wall: What you need to know about the barrier that divided East and West | The Independent | The Independent Berlin Wall: What you need to know about the barrier that divided East and West | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2014/11/07/11/Berlin%20wall%20map.jpg?width=1200)
Berlin Wall: What you need to know about the barrier that divided East and West | The Independent | The Independent
![The Rise and Fall of the Berlin Wall | 4 Corners of the World: International Collections and Studies at the Library of Congress The Rise and Fall of the Berlin Wall | 4 Corners of the World: International Collections and Studies at the Library of Congress](https://blogs.loc.gov/international-collections/files/2019/10/BERLIN-SECTORS-1.jpg)