It was torn down in 1989-1990
if you mean when did the Berlin wall come down, this was in November 1989
There was no wall that divided Russia. You could be referring to another wall, like the Berlin Wall, which divided Berlin, due to Russia involvement in Berlin, though Berlin is not in Russia. It started to come down in November 1989.
because the wall was in the city Berlin
The fall of the Berlin Wall
The Berlin Wall was opened in November 1989. Most of the wall has since been torn down, although parts of it still remain (they were still there in 2006 when I visited Berlin).
Berlin was the city divided by the Berlin Wall.
Berlin Wall
They called the Berlin Wall "The Wall of Shame."
The Berlin Wall was brought down on 9 November 1989.
The Berlin wall
The Berlin Wall was built in Germany in August of 1961. The Berlin Wall was built to separate East Germany and East Berlin from West Berlin. The Berlin Wall was destroyed in 1990 which allowed for unification of West and East Berlin.
The Berlin Wall surrounded West Berlin. Therefore... Inside the Berlin Wall: West Berlin Outside the Berlin Wall: The two closest cities were Potsdam to the west, and East Berlin to the east.