simpleshow explains the Fall of the Berlin Wall

Today it is the 23rd anniversary of the Fall of the Berlin Wall which once divided Germany into two parts. The Wall which was separating Germany into the Federeal Republic of Germany (West Germany) and in the German Democratic Republic (East Germany), and which was running through today’s capital Berlin, fell on the 9th of November 1989.
After the reunion, Germany could once again grow together into the single German State we know today.
However, what were the reasons to build this rather inhuman Wall? How long did the Wall exist? Who benefittet from the Wall?
The simpleshow explains it (in German):

Today this is one united Germany again, isn’t it? Do Germans feel like this? Feel free to comment on our facebook page what you think!