What was the Berlin Wall and how did it fall?
Berlin was a divided city before the wall
https://www.iwm.org.uk/history/what-was-the-berlin-wall-and-how-did-it-fall
What was the Berlin Wall and how did it fall?
Berlin was a divided city before the wall
https://www.iwm.org.uk/history/what-was-the-berlin-wall-and-how-did-it-fall